The first reference on rationality that integrates accounts from psychology and philosophy,
covering descriptive and normative theories from both disciplines. Both analytic philosophy …

Abstract Although the Modus Ponens inference is one of the most basic logical rules,
decades of conditional reasoning research show that it is often rejected when people …

What do people do when they reason? Prima facie, this would seem to be a straightforward
question with a straightforward answer. When people reason, they draw (or at least attempt …

Valid conclusions can be defeated if people can think of conditions that prevent the
consequent to occur although the antecedent is given. The goal of the present research was …

Slippery slope arguments (SSAs) of the form if A, then C describe an initial proposal (A) and
a predicted, undesirable consequence of this proposal (C)(eg,“If cannabis is ever legalized …

In polite contexts, people find it difficult to perceive whether they can derive scalar inferences
from what others say (eg, does “some people hated your idea” mean that not everyone …

When people use language to communicate, their intended meanings are not always
conveyed by words alone. Instead, speakers sometimes convey their meaning in a relatively …

In defeasible reasoning, initially drawn conclusions can be withdrawn in light of new
information. In this paper, we examine how the conclusions drawn from conditionals …

We examine how the beliefs and desires of a protagonist are used by readers to predict their
intentions as a narrative vignette unfolds. Eye movement measures revealed that readers …

This thesis contributes to the Great Rationality Debate in cognitive science. It introduces and
explores a triangular scheme for understanding the relationship between rationality and two …