El presente artículo se enfrenta al problema clásico sobre cómo interpretar lo que Aristóteles, en de An. III, 5, denomina “el intelecto que produce todas las cosas”, llamado comúnmente intelecto agente. Históricamente, se han presentado dos lecturas: una, que se remonta a Alejandro de Afrodisia, que lo asocia con el motor inmóvil y con la divinidad y otra, asociada a Teofrasto pero que tiene en Filópono y St. Tomás de Aquino a sus principales representantes, que lo considera una facultad (...) puramente humana. Esta última interpretación ha sido históricamente la más sostenida; sin embargo, en tiempos recientes ha habido un resurgimiento de interpretaciones del intelecto agente como “divino”. Lo que queremos mostrar en este texto es que este resurgimiento se debe, más que a una reinterpretación del intelecto agente, a una comprensión diferente de la divinidad en la filosofía aristotélica, con características inmanentes y más próximas al intelecto humano. (shrink)

Este ensayo discute el problema de la causalidad del motor inmóvil de Aristóteles; el problema, surgido ya a partir de Teofrasto, constituye aún hoy una de las cuestiones mayormente debatidas. La teoría dominante entre los comentadores antiguos y desde hace largo tiempo entre los modernos, según la cual el motor inmóvil movería como causa final, ha encontrado ahora una nueva posible interpretación, sostenida también por Salis en su trabajo, en virtud de la cual el primer motor produciría (...) el movimiento como causa eficiente. Salis se propone analizar la interpretación que ha dado de la cuestión uno de los comentadores antiguos de Aristóteles, conocido como Pseudo Alejandro. El comentador, antesconsiderado un neoplatónico, ha sido recientemente identificado con Miguel de Éfeso, literato bizantino que vivó entre los s. XI-XII. De acuerdo con la interpretación inaugurada por Alejandro de Afrodisia, el cielo se movería con el fin de uniformarse con el primer motor, y se movería con un movimiento circular (el tipo de movimiento más cercano a la inmovilidad absoluta de la causa primera, de la que sería una imitación). Pseudo Alejandro, sugiere Salis, aun siguiendo la interpretación tradicional, construye una teoría completamente original al sostener que, respecto del problema de la causalidad del primer motor, se aparta de Alejandro e introduce un ingrediente innovador: según él, el primer cielo no tendería a imitar el motor inmóvil, sino que apuntaría a apropiarse de él o a unirse a él. (shrink)

Este ensayo discute el problema de la causalidad del motor inmóvil de Aristóteles; el problema, surgido ya a partir de Teofrasto, constituye aún hoy una de las cuestiones mayormente debatidas. La teoría dominante entre los comentadores antiguos y desde hace largo tiempo entre los modernos, según la cual el motor inmóvil movería como causa final, ha encontrado ahora una nueva posible interpretación, sostenida también por Salis en su trabajo, en virtud de la cual el primer motor produciría (...) el movimiento como causa eficiente. Salis se propone analizar la interpretación que ha dado de la cuestión uno de los comentadores antiguos de Aristóteles, conocido como Pseudo Alejandro. El comentador, antesconsiderado un neoplatónico, ha sido recientemente identificado con Miguel de Éfeso, literato bizantino que vivó entre los s. XI-XII. De acuerdo con la interpretación inaugurada por Alejandro de Afrodisia, el cielo se movería con el fin de uniformarse con el primer motor, y se movería con un movimiento circular (el tipo de movimiento más cercano a la inmovilidad absoluta de la causa primera, de la que sería una imitación). Pseudo Alejandro, sugiere Salis, aun siguiendo la interpretación tradicional, construye una teoría completamente original al sostener que, respecto del problema de la causalidad del primer motor, se aparta de Alejandro e introduce un ingrediente innovador: según él, el primer cielo no tendería a imitar el motor inmóvil, sino que apuntaría a apropiarse de él o a unirse a él. (shrink)

Alexander of Aphrodisias understood the Aristotle´s Unmoved Mover as efficient cause only to the extent that it is the final cause of heaven, which by moving strives to imitate the divine rest. Aquinas seems to agree with him. However his interpretation is original and philosophically more satisfactory: God is the efficient cause of the world, not only as creator, but also as it´s ruler. In this way God is also the final cause.

This paper looks at the causal activity of the unmoved mover of Aristotle. The author affirms both the efficient causality of God and his teleological role. He thinks that the principal character, by describing God, is ‘thinking on thinking’. That means his most important factor to act cannot only ‘be aimed’ but must also ‘be thought’. There are many new texts to defend such as an efficient causal interpretation and also various philosophical arguments to support final causality.

This article faces the classic problem of the interpretation of what Aristotle calls in de An. III, 5 “the intellect that produces all things”, which is commonly named agent intellect. Historically, there have been two approaches: one that goes back to Alexander of Aphrodisias, who associates the agent intellect with the unmoved mover and the divinity, and another one, associated with Theophrastus but whose major representatives are Philoponus and St. Thomas of Aquinas, who consider that agent intellect is an exclusively (...) human faculty. This last interpretation has been the most accepted historically. Nevertheless, in recent years there has been a resurgence of interpretations of the agent intellect as divine (Caston, Frede, Burnyeat, and others). What we want to demonstrate in this article is that this revival, more than responding to a reinterpretation of the agent intellect, is due to a different understanding of the divinity in Aristotle’s philosophy, which supposes immanent characteristics closer to the human intellect. (shrink)

Este libro (de 155 páginas) utiliza conceptos apropiados (propios para las personas) para referirlos a Dios, liberándose de aquellos otros acuñados para las cosas: sustancia, naturaleza, existencia o ente. Se trata de un ensayo teológico "según la razón vital", en que la categoría de "vida" resulta esencial para comprender a Dios, interpretado desde Aristóteles como impersonal máquina que, como motor inmóvil, pone en funcionamiento el engranaje de un universo geocéntrico. Como amor y vida, Dios es, en cambio, movimiento. En (...) lugar de la vieja tesis de que conocemos a Dios de manera indirecta, aplicando el principio de causalidad a los efectos físicos de este mundo (de equivocada astronomía según la vieja metafísica), este libro recuerda la intuición de la novedad cristiana: la entrada en sí mismo para conocer a Dios. Y extrae las consecuencias de la solemne afirmación joánica: "Todo el que ama conoce a Dios". Y da a conocer a Dios. Luego el que no ama lo desconoce. Por eso la criatura revela y manifiesta a su Creador. No debería hablarse, por tanto, de pruebas de la existencia de Dios, sino de las razones de su vida. ÍNDICE: La imagen de Dios- Dios, que me conoce a mí, es mi imagen- «Nosotros hemos conocido el amor que Dios nos tiene y hemos creído en él»- «En esto conocerán todos que sois discípulos míos»- «¿Por qué no reconocéis mi lenguaje?»- «Cómo lo habían reconocido al partir el pan»- Todo el que ama conoce y hace conocer a Dios- Bibliografía. (shrink)

Los numerosos interrogantes planteados por el texto sobre el Intelecto Activo en el De Anima de Aristóteles lo convirtieron en un problema central del pensamiento árabe y cristiano. La interpretación de Avempace, cuyo Entendimiento Agente sintetiza los caracteres del Motor Inmóvil aristotélico y del Nous de Plotino, de Dios en definitiva, supone una respuesta de indudable originalidad.The plurality of issues brought up by the text concerning the Active Intellect in the Aristotle´s De Anima made that text to turn into (...) a primary question in the Arab and Christian thought. According to Avempace´s interpretation of it, the Agent Intellect summarizes the traits and notes of Aristotle´s Motionless Motor and Plotinus´ Nous, i. e. of God in short, which no doubt amounts to an original view of the point in question. (shrink)

Este ensayo sostiene que uno de los desafíos más apremiantes que debe enfrentar una psicología de inspiración peripatética es el de conservar la relevancia causal del alma en los tres órdenes del cambio físico (traslación, alteración y crecimiento), sin hacer de ella un “motor” interno que desplace al organismo por hallarse en continuidad con él. En caso de no sortear con éxito este escollo, tal psicología no podrá afirmar que el alma sea un ítem inextenso e impasible, sino (a (...) lo sumo) un cuerpo sutil que desplaza a otro más grosero. Mittelmann propone una lectura conjunta de los tratados de Alejandro y Aristóteles acerca del alma, con el fin de presentar la estrategia de Alejandro como un modo exitoso de hacer frente a esa dificultad patente. Según Mittelmann, Alejandro hallaría en los “estados disposicionales” de Aristóteles el paradigma apropiado para concebir la eficacia causal de las formas. Aquellos podrían oficiar de motores inmóviles en la medida en que reúnen una doble condición, que ni las formas platónicas ni los cuerpos sutiles pueden satisfacer: por una parte, su carácter incorpóreo no los convierte en substancias (separadas); por otra, su carácter inseparable no los convierte en cuerpos que desplacen a otros cuerpos por hallarse en contacto con ellos. (shrink)

Este estudio parte de la cuestión formal sobre la estética; para atender, posteriormente, a una posible teoría de la belleza. Se señala, en primer lugar, la falta de obra estética en Aristóteles y se indaga; después, en las alusiones a la belleza y al arte que encontramos en diversas obras de este autor. Se aborda la unión de belleza y bien; en su aspecto de placer, en su aspecto intelectivo y también en su identificación con el motor inmóvil y (...) la causa final. (shrink)

In this paper, I present a translation and analysis of Metaphysics α 1, 993 b 23-31 to subsequently show how Alexander of Aphrodisias’s interpretation of said passage led medieval philosophers to attribute a doctrine of creation to Aristotle. For Alexander, those things that are most true and those beings that are in the highest degree, about which Aristotle speaks in Met. α 1, a passage that originally addressed the relationship between the premises and conclusions of demonstrations, are the unmoved movers, (...) which have a relationship of imitation or participation with the things that depend on them. In Averroes, who favors the Neoplatonic notion of perfection, the causality of the unmoved mover becomes an efficient causality in its fullest sense: an explanation not only of the movement of the heavens, but of their being and that of all things. Thus, he implicitly presents Aristotle as a monotheistic and creationist philosopher. Thomas Aquinas, using the notions of “being by essence” and “being by participation” and deriving a notion of “always being” from that of “always being true”, also transforms the unmoved mover into a true creator and explicitly points out the reasons for his interpretation in the text of Aristotle. (shrink)

En la tradición filosófica se manejan tres conceptos básicos de libertad: para actuar, para elegir y libertad trascendente. Aristóteles, uno de los grandes íconos de la tradición filosófica, es precursor de estos tres grandes conceptos aunque no los nombre de forma expresa, sino que en su sistema filosófico los supone o los piensa de forma implícita. Este artículo trata de argumentar su presencia en las obras de Aristóteles.  .

El cambio suele ser, según una larga tradición filosófica, concebido como incompatible con la noción de ser en cuanto tal. Dicho de otro modo: si acaso existe un ser que sea en un sentido más propio y auténtico que las cosas de este mundo, el mismo deberá necesariamente excluir de sí toda forma de cambio y movimiento. Ser y devenir serían en cuanto tales nociones contradictorias y mutuamente excluyentes. Así, por ejemplo, Parménides elimina del Ser el movimiento y el cambio, (...) Platón concibe a las Ideas como inmutables, Aristóteles a su Primer Motor como inmóvil, la Escolástica concibe a Dios como Acto Puro, exento de potencia, y Kant, finalmente, opone lo incausado a lo causado y lo necesario a lo contingente como términos antinómicos. Hegel, en cambio, se remite a Heráclito y considera con él que el devenir constituye la sustancia misma del ser. Según Hegel, las nociones de ser y devenir no se excluyen mutuamente; por el contrario, el concepto de lo que es en sentido auténtico no sólo no excluye de sí el devenir, sino que en la medida en que deba ser algo real y no una mera abstracción mental, será por eso mismo algo concreto y determinado que como tal deberá contener el movimiento y el cambio como una de sus características esenciales. La crítica de Hegel a la clásica contraposición de ser y devenir se inscribe, en último análisis, en su proyecto general de crítica a las categorías del entendimiento abstractivo como categorías inadecuadas para pensar y comprender correctamente lo real. (shrink)

Bu çalışma İstanbul’da faaliyette bulunan motor-kuryelerin çalışma koşulları, ücret düzeyleri, yasal hakları, iş kazası ve meslek hastalıkları ve karşılaşılan ayrımcılıkların araştırılması amaçlanmıştır. Bu amaçla, 20 motor-kurye ile yarı yapılandırılmış mülakat tekniğiyle görüşmeler gerçekleştirilmiştir. Yapılan görüşmeler sonucunda, motor-kuryelik mesleğinde esnaf ve bordrolu olmak üzere ikili bir yapı oluştuğu; katılımcıların %68’i esnaf, %37’si ise bordrolu olarak çalıştığı görülmektedir. Bordrolu çalışan motor-kuryelerin ücretli izin hakkı bulunurken; esnaf kuryelerin tamamının ücretli izin haklarının olmadığı, %61’ inin ise sosyal güvenceye sahip olmadığı (...) tespit edilmiştir. Katılımcıların %69’u haftada 6 gün çalışırken, %31’i haftada 7 gün çalışmaktadır. Katılımcıların %16’ısı haftalık 45-66 saat arası, %84’ü 67 saat ve üstü çalışmaktadır. Motor-kuryelikte ücretin belirlenmesinde kıdem ya da niteliğin etkili olmadığı, dağıtılan paket sayısının ücreti belirlediği tespit edilmiştir. Bordrolu çalışanların 8.500 TL ile 12.750 TL aralığında ücret kazandıkları, esnaf kurye modelinde ise çoğunluğun 12.750 TL ile 17.000 TL aralığında ücret kazandıkları Esnaf kuryelerin bordrolu kuryelere göre daha fazla gelir elde ettiği görülse de bunun hem daha fazla çalışmadan hem de sigorta primlerinin ödenmemesinden kaynaklandığı sonucuna ulaşılmıştır. Hızlı ve sıcak teslimata ilişkin reklamların kuryelik mesleğinin insani yönünü ortadan kaldırdığı ve kuryelerde dışlanma hissi oluşturduğu tespit edilmiştir. Son olarak, motor-kuryelerin; trafikte, teslimat sırasında ya da sitelerde en az bir kere ayrımcılığa maruz kaldıklarını belirtmektedir. (shrink)

Using a new method, we examined whether incidental perception of need-rewarding (positive) objects unintentionally prepares motor action. Participants who varied in their level of need for water were presented with glasses of water (and control objects) that were accompanied by go and no-go cues that required a response (key-press) or withholding a response. Importantly, if need-rewarding objects unintentionally prepare action, presentation of no-go cues should lead to motor inhibition of these prepared motor impulses. Consistent with this hypothesis, (...) results showed that participants relatively high in need for water (and hence, who perceive water as a rewarding, positive object) were slower to react to a successive action probe after withholding a response during perception of water than during perception of the control object, suggesting motor inhibition of unintentionally prepared motor impulses. We propose that incidental perception of need-rewarding objects unintentionally potentiates preparation of motor action to these objects. (shrink)

What are the most detailed descriptions under which subjects intend to perform bodily actions? According to Pacherie (2006), these descriptions may be found by looking into motor representations—action representations in the brain that determine the movements to be performed. Specifically, for any motor representation guiding an action, its subject has an M‐intention representing that action in as much detail. I show that some M‐intentions breach the constraints that intentions should meet. I then identify a set of intentions—motor (...) intentions—that represent actions in as much detail as some motor representations while meeting the constraints that intentions should meet. (shrink)

Our ability to acknowledge and recognise our own identity - our 'self' - is a characteristic doubtless unique to humans. Where does this feeling come from? How does the combination of neurophysiological processes coupled with our interaction with the outside world construct this coherent identity? We know that our social interactions contribute via the eyes, ears etc. However, our self is not only influenced by our senses. It is also influenced by the actions we perform and those we see others (...) perform. Our brain anticipates the effects of our own actions and simulates the actions of others. In this way, we become able to understand ourselves and to understand the actions and emotions of others. -/- This book is the first to describe the new field of 'Motor Cognition' - one to which the author's contribution has been seminal. Though motor actions have long been studied by neuroscientists and physiologists, it is only recently that scientists have considered the role of actions in building the self. How consciousness of action is part of self-consciousness, how one's own actions determine the sense of being an agent, how actions performed by others impact on ourselves for understanding others, differentiating ourselves from them and learning from them: these questions are raised and discussed throughout the book, drawing on experimental, clinical, and theoretical bases. -/- The advent of new neuroscience techniques, like neuroimaging and direct electrical brain stimulation, together with a renewal of behavioral methods in cognitive psychology, provide new insights into this area. Mental imagery of action, self-recognition, consciousness of actions, imitation can be objectively studied using these new tools. The results of these investigations shed light on clinical disorders in neurology, psychiatry and in neuro-development. -/- This is a major new work that will lay down the foundations for the field of motor cognition. (shrink)

I argue that Merleau-Ponty’s use of the case of Schneider in his arguments for the existence of non-conconceptual and non-representational motor intentionality contains a problematic methodological ambiguity. Motor intentionality is both to be revealed by its perspicuous preservation and by its contrastive impairment in one and the same case. To resolve the resulting contradiction I suggest we emphasize the second of Merleau-Ponty’s two lines of argument. I argue that this interpretation is the one in best accordance both with (...) Merleau-Ponty’s general methodology and with the empirical case of Schneider as it was described by Gelb and Goldstein. (shrink)

Maurice Merleau-Ponty is often interpreted as claiming that opportunities for action are directly present in perceptual experience. However, he does not provide much evidence for how or why this would occur, and one can doubt that this is an appropriate interpretation of his phenomenological descriptions. In particular, it could be argued the Merleau-Pontyian descriptions mistakenly attribute pre-perceptual or post-perceptual elements such as allocation of attention or judgment to the perceptual experience itself. This paper argues for the Merleau-Pontyian idea that opportunities (...) for action are present in perceptual experience. It further argues that the phenomenological descriptions can be supported and explained via reference to contemporary research on motor imagery. In particular, it will be argued that non-conscious, covert motor imagery is used to prepare for and regulate skilled actions, and that it is plausible that this imagery combines with perception (likely vision) to create a single experience of the environment as enabling action. The paper will also show that contemporary views on motor imagery are broadly compatible with Merleau-Ponty’s aims. (shrink)

What triggers the execution of actions? What happens in that moment when an action is triggered? What mental state is there at the moment of action-execution that was not there a second before? My aim is to highlight the importance of a thus far largely ignored kind of mental state in the discussion of these old and much-debated questions: motor imagery. While there have been a fair amount of research in psychology and neuroscience on motor imagery in the (...) last 30 years or so, it is only recently that we start to understand the important role motor imagery plays in action initiation. And if, as these findings suggest, motor imagery plays an important role in action initiation, we can make progress not only in understanding action initiation in general but also in understanding what goes wrong in akratic actions and in relapse actions. Finally, this new picture of action-initiation also has far-reaching consequences for the relation between motivation and causation in naturalistic action-explanations. (shrink)

The control of action has traditionally been described as "automatic". In particular, movement control may occur without conscious awareness, in contrast to normal visual perception. Studies on rapid visuomotor adjustment of reaching movements following a target shift have played a large part in introducing such distinctions. We suggest that previous studies of the relation between motor performance and perceptual awareness have confounded two separate dissociations. These are: (a) the distinction between motoric and perceptual representations, and (b) an orthogonal distinction (...) between conscious and unconscious processes. To articulate these differences more clearly, we propose a new measure of motor awareness, based on subjects' ability to reproduce the spatial details of reaching movements they have just made. Here we focus on the dissociation between motor awareness and perceptual awareness that may occur when subjects make rapid visuomotor adjustments to reaching movements following a target shift. In experiment 1, motor awareness was dissociated from perceptual awareness of a target shift during reaching movement. Participants' reproduction of movement endpoints following visuomotor adjustment was independent of whether they saw the target shift or not. Experiment 2 replicated this result, and further showed that neither motor awareness nor motor performance were disrupted by TMS over the parietal cortex. The neural mechanisms underlying motor awareness, and the implications for theories of consciousness, are discussed. (shrink)

Much indirect evidence supports the hypothesis that transformations of mental images are at least in part guided by motor processes, even in the case of images of abstract objects rather than of body parts. For example, rotation may be guided by processes that also prime one to see results of a specific motor action. We directly test the hypothesis by means of a dual-task paradigm in which subjects perform the Cooper-Shepard mental rotation task while executing an unseen (...) class='Hi'>motor rotation in a given direction and at a previously learned speed. Four results support the inference that mental rotation relies on motor processes. First, motor rotation that is compatible with mental rotation results in faster times and fewer errors in the imagery task than when the two rotations are incompatible. Second, the angle through which subjects rotate their mental images, and the angle through which they rotate a joystick handle are correlated, but only if the directions of the two rotations are compatible. Third, motor rotation modifies the classical inverted V-shaped mental rotation response time function, favoring the direction of the motor rotation; indeed, in some cases motor rotation even shifts the location of the minimum of this curve in the direction of the motor rotation. Fourth, the preceding effect is sensitive not only to the direction of the motor rotation, but also to the motor speed. A change in the speed of motor rotation can correspondingly slow down or speed up the mental rotation. (shrink)

There is a long‐standing project in psychology the goal of which is to explain our ability to perceive speech. The project is motivated by evidence that seems to indicate that the cognitive processing to which speech sounds are subjected is somehow different from the normal processing employed in hearing. The Motor Theory of speech perception was proposed in the 1960s as an attempt to explain this specialness. The first part of this essay is concerned with the Motor Theory's (...) explanandum. It shows that it is rather hard to give a precise account of what the Motor Theory is a theory of. The second part of the essay identifies problems with the theory's explanans: There are difficulties in finding a plausible account of what the content of the Motor Theory is supposed to be. (shrink)

The comparator-model, originally developed to explain motor action, has recently been invoked to explain several aspects of the self. However, in the first place it may not be used to explain a basic self-world distinction because it presupposes one. Our alternative account is based on specific systematic covariation between action and perception. Secondly, the comparator model cannot explain the feeling of ownership of thoughts. We argue—contra Frith and Campbell—that thoughts are not motor processes and therefore cannot be described (...) by the comparator-model. Rather, thoughts can be the triggering cause (intention) for actions. An alternative framework for the explanation of thought insertion in schizophrenics is presented. (shrink)

Merleau-Ponty’s explication of concrete or practical movement by way of the Schneider case could be read as ending up close to automatism, neglecting its flexibility and plasticity in the face of obstacles. It can be contended that he already goes off course in his explication of Schneider’s condition. Rasmus Jensen has argued that he assimilates a normal person’s motor intentionality to the patient’s, thereby generating a vacuity problem. I argue that Schneider’s difficulties with certain movements point to a means (...) of broadening Merleau-Ponty’s account of concrete movement, one that he broaches without exploiting. What could do more work is his recognition of a transposition capacity - and hence of a plasticity - in the healthy body’s skill schema. As well as avoiding vacuity, he could forestall the appearance of a dichotomy between practical coping and creativity. (shrink)

Recent advances in the cognitive neuroscience of action have considerably enlarged our understanding of human motor cognition. In particular, the activity of the mirror system, first discovered in the brain of non-human primates, provides an observer with the understanding of a perceived action by means of the motor simulation of the agent's observed movements. This discovery has raised the prospects of a motor theory of social cognition. Since human social cognition includes the ability to mindread, many (...) class='Hi'>motor theorists of social cognition try to bridge the gap between motor cognition and mindreading by endorsing a simulation account of mindreading. Here, we express our skepticism about the motor theory of social cognition. (shrink)

People walk, build, paint and otherwise act together with a purpose in myriad ways. What is the relation between the actions people perform in acting together with a purpose and the outcome, or outcomes, to which their actions are directed? We argue that fully characterising this relation will require appeal not only to intention, knowledge and other familiar philosophical paraphernalia but also to another kind of representation involved in preparing and executing actions, namely motor representation. If we are right, (...) motor representation plays a central role in the story of acting together. (shrink)

& The functional equivalence of overt movements and dynamic imagery is of fundamental importance in neuroscience. Here, we investigated the participation of the neocortical motor areas in a classic task of dynamic imagery, Shepard and Metzler's mental rotation task, by time-resolved single-trial functional Magnetic Resonance Imaging (fMRI). The subjects performed the mental-rotation task 16 times, each time with different object pairs. Functional images were acquired for each pair separately, and the onset times and..

The whole human body, the entire motor system including facial expressions and bodily gestures, is subject not just to emotions, but also abstract thought. Meaning, both emotional and cognitive, is grounded within the motor dimension. By implication, no meaningful philosophy of time can neglect the aspect of motor imagery.

Dynamic stability of the knee and weakness of the extensor muscles are considered to be the most important functional limitations after anterior cruciate ligament injury, probably due to changes at the central level of motor control rather than at the peripheral level. Despite general technological advances, fewer contraindicative surgical procedures, and extensive postoperative rehabilitation, up to 65% of patients fail to return to their preinjury level of sports, and only half were able to return to competitive sport. Later, it (...) becomes clear that current rehabilitation after knee surgery is not sufficient to address the functional limitations after ACL reconstruction even years after surgery. Therefore, new therapeutic tools targeting the central neural system, i.e., the higher centers of motor control, should be investigated and integrated into current rehabilitation practice. To improve motor performance when overt movement cannot be fully performed, several techniques have been developed to increase physical and mental activation without the need to perform overt movements. Among the most popular cognitive techniques used to increase physical performance are motor imagery and action observation practices. This review, which examines the available evidence, presents the underlying mechanisms of the efficacy of cognitive interventions and provides guidelines for their use at home. (shrink)

The representational dynamics of the brain is a subsymbolic process, and it has to be conceived as an "agent-free" type of dynamical self-organization. However, in generating a coherent internal world-model, the brain decomposes target space in a certain way. In doing so, it defines an "ontology": to have an ontology is to interpret a world. In this paper we argue that the brain, viewed as a representational system aimed at interpreting the world, possesses an ontology too. It decomposes target space (...) in a way that exhibits certain invariances, which in turn are functionally significant. A challenge for empirical research is to determine which are the functional regularities guiding this decomposition process. What are the explicit and implicit assumptions about the structure of reality, which at the same time shape the causal profile of the brain's motor output and the representational deep structure of the conscious mind arising from it (its "phenomenal output")? How do they constrain high-level phenomena like conscious experience, the emergence of a first-person perspective, or social cognition? By reviewing a series of neuroscientific results, we focus on the contribution the motor system makes to this process. As it turns out, the motor system constructs goals, actions, and intending selves as basic constituents of the world it interprets. It does so by assigning a single, unified causal role to them. Empirical evidence now clearly shows how the brain actually codes movements and action goals in terms of multimodal representations of organism-object relations. Under a representationalist analysis, this process can be interpreted as an internal representation of the intentionality relation itself. We try to show how such a more complex form of representational content, once it is in place, can later function as the building block for social cognition and a for more complex, consciously experienced representation of the first-person perspective as well. The motor system may therefore play a decisive role in understanding how the functional ontology of the human brain could be gradually extended into the subjective and social domains. (shrink)

According to the standard story given by reductive versions of the Causal Theory of Action, an action is an intrinsically mindless bodily movement that is appropriately caused by an intention. Those who embrace this story typically take this intention to have a coarse-grained content, specifying the action only down to the level of the agent's habits and skills. Markos Valaris argues that, because of this, the standard story cannot make sense of the deep reach of our non-observational knowledge of action. (...) He concludes that we therefore have to jettison its conception of actions as mindless bodily movements animated from the outside by intentions. Here we defend the standard story. We can make sense of the reach of non-observational knowledge of action once we reject the following two assumptions: (i) that an intended habitual or skilled action is a so-called basic action—that is, an action that doesn't involve any finer-grained intentions—and (ii) that an agent, in acting, is merely executing one intention rather than a whole hierarchy of more or less fine-grained intentions. We argue that (i) and (ii) are false. (shrink)

When reflecting on the nature of skilled action, it is easy to fall into familiar dichotomies such that one construes the flexibility and intelligence of skill at the level of intentional states while characterizing the automatic motor processes that constitute motor skill execution as learned but fixed, invariant, bottom-up, brute-causal responses. In this essay, I will argue that this picture of skilled, automatic, motor processes is overly simplistic. Specifically, I will argue that an adequate account of the (...) learned motor routines that constitute embodied skills cannot be given in a purely bottom-up, brute-causal fashion. Rather, motor control is intelligent all the way down. To establish this, I will first review two recent accounts of skill, Stanley and Krakauer and Papineau, which characterize the automatic motor control responsible for the fine-grained movements constitutive of motor skill as brute, low-level phenomena. I will then isolate five key features that should apply to skilled motor control, if these accounts are correct. Together, the accounts posit that motor control is: ballistic, invariant, independent of general action trajectories, Insensitive to semantic content, and independent of personal-level intentions. In the final section of this paper, I will appeal to optimal control theory for empirical evidence to challenge the commitment to skilled action as qualified by the above features. (shrink)

The intentionality of improvisation represents surely one of the most pressing and controversial issues in contemporary action theory: how do we find the way to characterize the proper intentionality of improvisation, which is an unplanned yet intentional action? This article will address this question bringing together Merleau-Ponty’s motor intentionality and Bergson’s conception of duration. My argument will unfold in three main stages. First, I will briefly describe the traditional scheme that is used to think of intentional action in contemporary (...) action theory and discuss how the phenomenon of improvisation casts doubts on it. Second, I will outline an initial, and provisional account of improvisation by crossing the descriptions of musical improvisation provided by Jankélévitch with the testimonials of two improvisatory composers—Enrico Pieranunzi and Keith Jarrett—and reports from Charles Rosen, an American pianist and Roger Sessions, an American composer. Finally, I will refine the basic concepts and lay out a phenomenological account of improvisation, by extending and applying the phenomenological notion of motor intentionality to the examples and testimonials gathered from the observation of a specific kind of improvisatory activity—musical composition. This methodology is intended to contrast both with more standard philosophical approaches based on hypothetical examples, and with more standard laboratory-based methodologies in cognitive sciences, psychology, and experimental philosophy. Overall, this approach is intended to redress the balance of action theory—one-sided directed towards planning, as a key aspect of human agency—with an analysis of the bodily and responsive aspect of intentionality. (shrink)

Virtue ethicists often appeal to practical skill as a way of understanding the nature of virtue. An important commitment of a skill account of virtue is that virtue is learned through practice and not through study, memorization, or reflection alone. In what follows, I will argue that virtue ethicists have only given us half the story. In particular, in focusing on outputs, or on the right actions or responses to moral situations, virtue ethicists have overlooked a crucial facet of virtue: (...) namely, that through practice, virtuous agents develop a cache of perceptual skills that allow them to attend to, detect, and identify the relevant features of a perceptual array, the selection of which is central to recognizing and categorizing a situation as a moral situation of a particular type. In order to support this claim, I will appeal to empirical studies of motor expertise, which show that an expert's capacity to attend to and recognize relevant perceptual inputs differs in important respects from the layperson's. Specifically, I will argue that performing the right action in the right circumstances improves an agent's ability to attend to and identify the morally relevant features of a moral situation. (shrink)

Un análisis de las diversas pruebas de la existencia del primer moviente inmóvil, presentes en la Física de Aristóteles, nos permite inferir una serie de cualidades que emergen de aquéllas. Estas cualidades son propias de lo que suele considerarse como una substancia divina. Así, a partir de las diversas pruebas emergen dos tipos de cualidades: por un lado, en relación con la trascendencia del primer moviente inmóvil respecto de la naturaleza, se destaca su inmovilidad, su eternidad, su impasibilidad, su separación (...) con respecto a los restantes entes, su ser inteligencia, su unicidad, su poseer potencia ilimitada, su inmaterialidad, y, por otro lado, en relación con su poder sobre el mundo, se advierte su causalidad sobre el movimiento del mundo, su dominio sobre los entes, su abarcarlos y, en fin, su ser causa del ser y del no ser. Estos atributos encuentran su punto de contacto en aquel atributo, sin nombre, por el cual este agente es un ‘principio no natural que mueve naturalmente’. (shrink)