Abstract

Over the past three decades or so, the teaching of critical thinking as an essential part of general education has exerted a significant influence on contemporary post secondary education. Critical thinking includes as a central part traditional logic but goes beyond it both in scope and in the conception of what the evaluation of arguments involves, or, to put it in another way, in the very conception of what constitutes the ability to reason well. Indeed one of the notable trends that characterize recent developments in informal logic and critical thinking has been ‘a move toward a broad conception of argumentation which extends the analysis of argumentation beyond the analysis of premises and conclusions’ (Groarke 2002: section 1). An important sign of this trend is the increasing number of scholarly journals in the field of informal logic and theory of argumentation — e.g.