This volume provides a fresh perspective on current democratic theory and practice by recovering the rich evaluations of democracy in the history of political thought. Each essay addresses a single thinker’s reflections on the virtues and defects of democracy and the relationship between democracy and other regimes.

Many millions of geological specimens are contained in geological museums throughout the world. These collections, some of which date back to the sixteenth century, constitute a rich resource for historians of the geological sciences. The utilization of this resource has been uneven, due to a number of factors, including the background of the researcher, and the state of the collections. In the past two decades major strides have been made in the documentation of collections held in British museums, and compendia, (...) including those for collections in other countries, are now available. Geological collections provide quality primary source material, and can shed light on a range of interesting topics including the nature and scope of geological travels, the often complex relationships between geologists and collectors, and the rationale behind the formulation of geological theories by earlier geologists. (shrink)

Hastings Center Report, Volume 52, Issue 5, Page 32-42, September–October 2022.

Many millions of geological specimens are contained in geological museums throughout the world. These collections, some of which date back to the sixteenth century, constitute a rich resource for historians of the geological sciences. The utilization of this resource has been uneven, due to a number of factors, including the background of the researcher, and the state of the collections. In the past two decades major strides have been made in the documentation of collections held in British museums, and compendia, (...) including those for collections in other countries, are now available. Geological collections provide quality primary source material, and can shed light on a range of interesting topics including the nature and scope of geological travels, the often complex relationships between geologists and collectors, and the rationale behind the formulation of geological theories by earlier geologists. (shrink)

We model scientific theories as Bayesian networks. Nodes carry credences and function as abstract representations of propositions within the structure. Directed links carry conditional probabilities and represent connections between those propositions. Updating is Bayesian across the network as a whole. The impact of evidence at one point within a scientific theory can have a very different impact on the network than does evidence of the same strength at a different point. A Bayesian model allows us to envisage and analyze the (...) differential impact of evidence and credence change at different points within a single network and across different theoretical structures. (shrink)

Our scientific theories, like our cognitive structures in general, consist of propositions linked by evidential, explanatory, probabilistic, and logical connections. Those theoretical webs ‘impinge on the world at their edges,’ subject to a continuing barrage of incoming evidence. Our credences in the various elements of those structures change in response to that continuing barrage of evidence, as do the perceived connections between them. Here we model scientific theories as Bayesian nets, with credences at nodes and conditional links between them modelled (...) as conditional probabilities. We update those networks, in terms of both credences at nodes and conditional probabilities at links, through a temporal barrage of random incoming evidence. Robust patterns of punctuated equilibrium, suggestive of ‘normal science’ alternating with ‘paradigm shifts,’ emerge prominently in that change dynamics. The suggestion is that at least some of the phenomena at the core of the Kuhnian tradition are predictable in the typical dynamics of scientific theory change captured as Bayesian nets under even a random evidence barrage. (shrink)

The hypotheses in both target articles rely implicitly on much the same logic. For a “social-bonding” device to make sense, there must be an underlying reason why an otherwise-arbitrary behaviour sustains alliances – namely, credible signals of one's value to partners. To illustrate our points, we draw on the parallels with supposed bonding behaviours in nonhuman animals.

Human and automated tutors attempt to choose pedagogical activities that will maximize student learning, informed by their estimates of the student's current knowledge. There has been substantial research on tracking and modeling student learning, but significantly less attention on how to plan teaching actions and how the assumed student model impacts the resulting plans. We frame the problem of optimally selecting teaching actions using a decision-theoretic approach and show how to formulate teaching as a partially observable Markov decision process planning (...) problem. This framework makes it possible to explore how different assumptions about student learning and behavior should affect the selection of teaching actions. We consider how to apply this framework to concept learning problems, and we present approximate methods for finding optimal teaching actions, given the large state and action spaces that arise in teaching. Through simulations and behavioral experiments, we explore the consequences of choosing teacher actions under different assumed student models. In two concept-learning tasks, we show that this technique can accelerate learning relative to baseline performance. (shrink)

In this consensus report by a diverse group of academics who conduct and/or are concerned about social and behavioral genomics (SBG) research, the authors recount the often‐ugly history of scientific attempts to understand the genetic contributions to human behaviors and social outcomes. They then describe what the current science—including genomewide association studies and polygenic indexes—can and cannot tell us, as well as its risks and potential benefits. They conclude with a discussion of responsible behavior in the context of SBG research. (...) SBG research that compares individuals within a group according to a “sensitive” phenotype requires extra attention to responsible conduct and to responsible communication about the research and its findings. SBG research (1) on sensitive phenotypes that (2) compares two or more groups defined by (a) race, (b) ethnicity, or (c) genetic ancestry (where genetic ancestry could easily be misunderstood as race or ethnicity) requires a compelling justification to be conducted, funded, or published. All authors agree that this justification at least requires a convincing argument that a study's design could yield scientifically valid results; some authors would additionally require the study to have a socially favorable risk‐benefit profile. (shrink)

Bioethicists frequently call for empirical researchers to engage participants and community members in their research, but don't themselves typically engage community members in their normative research. In this article, we describe an effort to include members of the public in normative discussions about the risks, potential benefits, and ethical responsibilities of social and behavioral genomics (SBG) research. We reflect on what might—and might not— be gained from engaging the public in normative scholarship and on lessons learned about public perspectives on (...) the risks and potential benefits of SBG research and the responsible conduct and communication of such research. We also provide procedural lessons for others in bioethics who are interested in engaging members of the public in their research. (shrink)

Extinct megafaunal mammals in the Americas are often linked to seed-dispersal mutualisms with large-fruiting tree species, but large-fruiting species in Europe and Asia have received far less attention. Several species of arboreal Maloideae (apples and pears) and Prunoideae (plums and peaches) evolved large fruits starting around nine million years ago, primarily in Eurasia. As evolutionary adaptations for seed dispersal by animals, the size, high sugar content, and bright colorful visual displays of ripeness suggest that mutualism with megafaunal mammals facilitated the (...) evolutionary change. There has been little discussion as to which animals were likely candidate(s) on the late Miocene landscape of Eurasia. We argue that several possible dispersers could have consumed the large fruits, with endozoochoric dispersal usually relying on guilds of species. During the Pleistocene and Holocene, the dispersal guild likely included ursids, equids, and elephantids. During the late Miocene, large primates were likely also among the members of this guild, and the potential of a long-held mutualism between the ape and apple clades merits further discussion. If primates were a driving factor in the evolution of this large-fruit seed-dispersal system, it would represent an example of seed-dispersal-based mutualism with hominids millions of years prior to crop domestication or the development of cultural practices, such as farming. (shrink)

An anthology of writings from Plato and Aristotle, including an introductory essay on the history of ancient Greek philosophy and Greek Glossary.

In this study international legal experts explore legal concepts and contexts from diverse national and disciplinary perspectives. Themes range from legal and normative pluralism to the development of state law and legal systems, and from law's rhetoric and the potential utility of alternative vocabularies to the polyjurality of the present. The study combines theoretical analyses and case studies to create a rich picture of present scholarship on laws and norms and the state of contemporary legal complexity, each crossing traditional boundaries.

Collection of papers delivered at a symposium held in Lausanne, 10-11 September 2009.".

" Je parle. Mes mots sont des pensées qui représentent. Dans leur essence même, ces pensées sont des énoncés vrais. Il est impossible en effet que ces mots qui s'imposent au nom de ma pensée puissent, dans leur évocation même, témoigner du faux. Comment l'acte de penser, dans ce qui l'institue comme énoncé encore une fois, pourrait-il m'abuser à travers ce qui constitue son acte même d'énonciation? " Que l'on ait pu parler de " mort de la métaphysique " est (...) absolument invraisemblable ; la métaphysique, en effet, n'a jamais été aussi " vivante " qu'aujourd'hui. Que l'on puisse, tout pareillement, imaginer que l'action aujourd'hui nécessaire à effectuer dans tous les domaines du savoir soit celle d'une " déconstruction " est tout aussi déconcertant ; il s'agit bien plutôt de tout l'inverse : de reconstruire. Non pas tellement de reconstruire des modes de savoir " nouveaux " mais, plus exactement, de reconstruire les questions de méthode par lesquelles nous pensons savoir. (shrink)

Integrating power dependence and gender role theories, we investigate the interactive effects of followers’ gender and leaders’ Machiavellian orientation in predicting followers’ usage of upward influence tactics. Using a sample of 156 matched leader–follower dyads, we found that followers’ gender moderated the relationship between Time 1 leaders’ Machiavellian orientation and followers’ use of upward influence tactics at Time 2. Specifically, the relationship between Time 1 leaders’ Machiavellianism and Time 2 followers’ ingratiation was significant and positive for women followers and non-significant (...) for men followers, while the relationship between Time 1 leaders’ Machiavellianism and Time 2 followers’ assertiveness was significant and positive for men followers but non-significant for women followers. These results suggest that gender plays an important role in how followers react to Machiavellian leaders. The social and ethical implications of these findings are discussed. (shrink)

Readable and accessible collection of papers re thinking machines.

BackgroundThere is increasing need for peer reviewers as the scientific literature grows. Formal education in biostatistics and research methodology during residency training is lacking. In this pilot study, we addressed these issues by evaluating a novel method of teaching residents about biostatistics and research methodology using peer review of standardized manuscripts. We hypothesized that mentored peer review would improve resident knowledge and perception of these concepts more than non-mentored peer review, while improving review quality.MethodsA partially blinded, randomized, controlled multi-center study (...) was performed. Seventy-eight neurology residents from nine US neurology programs were randomized to receive mentoring from a local faculty member or not. Within a year, residents reviewed a baseline manuscript and four subsequent manuscripts, all with introduced errors designed to teach fundamental review concepts. In the mentored group, mentors discussed completed reviews with residents. Primary outcome measure was change in knowledge score between pre- and post-tests, measuring epidemiology and biostatistics knowledge. Secondary outcome measures included level of confidence in the use and interpretation of statistical concepts before and after intervention, and RQI score for baseline and final manuscripts.ResultsSixty-four residents (82%) completed initial review with gradual decline in completion on subsequent reviews. Change in primary outcome, the difference between pre- and post-test knowledge scores, did not differ between mentored (−8.5%) and non-mentored (−13.9%) residents (p = 0.48). Significant differences in secondary outcomes (using 5-point Likert scale, 5 = strongly agree) included mentored residents reporting enhanced understanding of research methodology (3.69 vs 2.61; p = 0.001), understanding of manuscripts (3.73 vs 2.87; p = 0.006), and application of study results to clinical practice (3.65 vs 2.78; p = 0.005) compared to non-mentored residents. There was no difference between groups in level of interest in peer review (3.00 vs 3.09; p = 0.72) or the quality of manuscript review assessed by the Review Quality Instrument (RQI) (3.25 vs 3.06; p = 0.50).ConclusionsWe used mentored peer review of standardized manuscripts to teach biostatistics and research methodology and introduce the peer review process to residents. Though knowledge level did not change, mentored residents had enhanced perception in their abilities to understand research methodology and manuscripts and apply study results to clinical practice. (shrink)

The high prevalence of cardiovascular diseases demands a reliable and sensitive risk assessment technique. In order to develop a fast and label-free immunosensor for C-reactive protein, a risk factor for this condition, anti-CRP antibodies were physically adsorbed to the hydrogen -terminated surface of nanocrystalline diamond. An Enzyme-Linked ImmunoSorbent Assay reference technique showed that this was a suitable substrate for antibody-antigen recognition reactions. Electrochemical Impedance Spectroscopy was used to electronically detect CRP recognition. The specificity of the immunosensor was demonstrated by incubation (...) with CRP and plasminogen as reference molecule. A different impedance behavior was observed in real-time after CRP addition as compared to plasminogen addition: the impedance increased only during CRP incubation. Fitting the data showed that this corresponded with a decrease in capacitance of the molecular layer due to its increased thickness by specific CRP recognition. Sensitivity experiments in real-time showed a clear discrimination between 1 μM, 100 nM, and 10 nM of CRP after 10 min at 100 Hz. Since, 10 nM of CRP was still clearly distinguishable from buffer solution, our CRP-directed immunosensor prototype reaches a sensitivity that is within the physiologically relevant concentration range of this biomarker in healthy controls and CVD patients. Moreover, this prototype displayed real-time discriminating power between spiked and unspiked serum, and thus also shows its applicability in this biological matrix. © 2011 Elsevier B.V. All rights reserved. (shrink)

Comparative Political Theory and Cross-Cultural Philosophy explores new forms of philosophizing in the age of globalization by challenging the conventional border between the East and the West, as well as the traditional boundaries among different academic disciplines. This rich investigation demonstrates the importance of cross-cultural thinking in our reading of philosophical texts and explores how cross-cultural thinking transforms our understanding of the traditional philosophical paradigm.

If $j$ is an iterable elementary embedding of a model of ZFC into one of its submodels, and, for $\gamma: \omega\to\omega$, one defines $j_\gamma$ to be the sequence whose $n$th entry is the $\gamma(n)$th iterate of $j$, then the family of all sequences $j_\gamma$ is $\Pi_1^1$-complete.

L'économie politique, qui ose se constituer en science vers le milieu du XVIIIe siècle, n'a cessé de passionner Voltaire. S'il n'est pas un théoricien de l'économie, il en est un observateur attentif et critique, et un acteur même de l'économie pratique: financier avisé, il construit, au fil de sa longue vie, l'une des grandes fortunes du royaume. Patrick Neiertz présente ici la première étude d'ensemble des idées économiques de Voltaire en analysant l'application expérimentale qu'il fait des théories de son (...) temps (Melon, Quesnay, Turgot, Adam Smith...) dans sa propre pratique de consommateur, de gestionnaire de ses biens, enfin, d'entrepreneur. Se font jour les réactions du patriarche de Ferney aux conceptualisations économiques en formation: sur les finances publiques, sur la consommation des biens superflus, sur l'agriculture, sur l'avenir de l'industrie, sur la liberté du commerce. Il entretient auprès de ses correspondants ou lecteurs ce flux d'influence à sa manière d'écrivain, faite d'érudition et d'ironie, et à sa manière d'intellectuel engagé, en faveur de la liberté de faire comme de dire. Les idées de Voltaire sur la dette publique, sur l'assiette fiscale, sur le plein emploi, et sur le rôle de l'Etat ont une singulière modernité au siècle actuel. Son autorité n'est pas seulement celle d'un philosophe des Lumières. Elle est aussi celle d'un praticien de l'économie appliquée, 'chose qui n'est pas ordinaire aux gens de lettres'. (shrink)

Les cinq penseurs présentés ici par Patrick Chastenet partagent le même amour de la liberté et de la nature. Trois se réclament de l'anarchisme, deux en sont proches, tous ont profondément enrichi le terreau libertaire de l'écologie politique. L'auteur s'est lié d'amitié avec Jacques Ellul, dont il est un spécialiste reconnu. Il a sympathisé avec Ivan Illich et Bernard Charbonneau avant de découvrir les oeuvres d'Élisée Reclus et de Murray Bookchin. Son livre, rigoureux et vivant, nous introduit aux pensées (...) de ces précurseurs encore trop méconnues mais dont l'actualité n'a pas fini de nous étonner"--Page 4 of cover. (shrink)

On the 4th of December 1967, Hans Kamp sent his UCLA seminar notes on the logic of ‘now’ to Arthur N. Prior. Kamp’s two-dimensional analysis stimulated Prior to an intense burst of creativity in which he sought to integrate Kamp’s work into tense logic using a one-dimensional approach. Prior’s search led him through the work of Castañeda, and back to his own work on hybrid logic: the first made temporal reference philosophically respectable, the second made it technically feasible in a (...) modal framework. With the aid of hybrid logic, Prior built a bridge from a two-dimensional UT calculus to a one-dimensional tense logic containing the ‘now’ operator J. Drawing on material from the Prior archive, and the paper “‘Now”’ that detailed Prior’s findings, we retell this story. We focus on Prior’s completeness conjecture for the hybrid system and the role played by temporal reference. (shrink)

Associate to any linear ordering on the integers the mapping whose value on n is the cardinality of {kn; kn}: a purely combinatorial characterization for the mappings associated to the well-orderings is established.

Le défi climatique appelle une mutation sans précédents de nos sociétés. Au Nord comme au Sud, il faudra bouleverser les modes de vie, changer les habitudes en matière de logement, de transport et d'alimentation. Ces changements, qui n'auront de sens qu'à l'échelle planétaire, remettent en cause notre mode de développement. Comment parvenir à réduire notre consommation d'énergie et nos émissions de gaz à effet de serre tout en répondant aux besoins essentiels de chacun? Comment au Nord inventer une économie sans (...) carbone tout en préservant les grands équilibres sociaux et économiques? Comment au Sud sortir de la pauvreté sans compromettre par un surcroît d'émissions de CO2 le bien-être des générations futures? Il est impossible de surmonter de telles difficultés sans innovations en termes de politiques publiques. Ce livre dresse un état des lieux international des nouveaux instruments et politiques possibles, touchant tant la fiscalité, les normes, les investissements, que la justice sociale, qui pourraient rythmer nos vies au cours du xxiè siècle. (shrink)

Mathematics word problems provide students with an opportunity to apply what they are learning in their mathematics classes to the world around them. However, students often neglect their knowledge of the world and provide nonsensical responses (e.g., they may answer that a school needs 12.5 buses for a field trip). This study examined if the question design of word problems affects students' mindset in ways that affect subsequent sense‐making. The hypothesis was that rewriting standard word problems to introduce inherent uncertainty (...) about the result would be beneficial to student performance and sense‐making because it requires students to reason explicitly about the context described in the problem. Middle school students (N = 229) were randomly assigned to one of three conditions. In the standard textbook condition, students solved a set of six word problems taken from current textbooks. In the modified yes/no condition, students solved the same six problems rewritten so the solution helped answer a “yes” or “no” question. In the disfluency control condition, students solved the standard problems each rewritten in a variety of fonts to make them look unusual. After solving the six problems in their assigned condition, all students solved the same three “problematic” problems designed to assess sense‐making. Contrary to predictions, results showed that students in the modified yes/no condition solved the fewest problems correctly in their assigned condition problem set. However, consistent with predictions, they subsequently demonstrated more sense‐making on the three problematic problems. Results suggest that standard textbook word problems may be able to be rewritten in ways that mitigate a “senseless” mindset. (shrink)

Der Kosmologie von Alfred N. Whitehead wird gegenwärtig viel Aufmerksamkeit zuteil. Eine entscheidende Frage entbehrt jedoch einer zufriedenstellenden Antwort: Wie kommen die prozesshaften Ereignisse zu ihrer räumlichen Ausdehnung? Dieser Artikel möchte aufzeigen, worin das Problem besteht und dass Whiteheads Metaphysik keine Lösung des Problems zu bieten vermag.The cosmology of Alfred N. Whitehead is attracting much attention these days. But a vital point remains unanswered: In which way do the actual occasions acquire their spatial extension? This paper is supposed to show (...) where the problem lies and that Whitehead's metaphysics offers no solution to it. (shrink)

Résumé Si la peinture a connu une relative éclipse, du moins dans les discours et, sans doute aussi, du fait d’avoir eu partie liée avec un humanisme ébranlé par le structuralisme (Foucault), on soutient, à l’encontre de ceux qui parlent de son retour, qu’elle n’a cessé de devenir. Il y a beau temps, depuis Hegel, que la peinture a appareillé pour d’autres rivages que ceux des contrées paisibles ou dramatiques où l’homme pouvait se retrouver dans son image, soit qu’elle ait (...) continué de servir de modèle de vérité dans des migrations sur d’autres médiums (cinéma, photographie, vidéo), soit qu’elle se saisisse des forces du dedans et du dehors qui l’assaillent, la déforment et la transforment. (shrink)

Que reste-t-il de l'esprit du 11 janvier? Y a-t-il une alternative à la peur et aux logiques sécuritaires? La réponse est venue des manifestations qui se sont levées partout dans le monde après les attentats meurtriers. Une autre voie est possible et porte un nom bien connu mais que nous feignons d'oublier : la Fraternité. Il est temps de redonner à l'oubliée de la République toute sa force. Non, la fraternité n'est pas cette vieille cousine que, selon l'expression de Régis (...) Debrav, nul ne songe à inviter à danser. Elle est plutôt cette jeune femme passionnée et passionnante qui nous permet de construire une alternative aux logiques de guerre et de repli identitaire. Entrons dans la danse avec elle. (shrink)