A psychological theory of reasoning as logical evidence: a Piagetian perspective

Many contemporary logicians acknowledge a plurality of logical theories and accept that theory choice is in part motivated by evidence. However, just as there no agreement on theories, also consensus what constitutes In this paper, I outline Jean Piaget’s psychological reasoning show how he used it to diagnose solve one the paradoxes material implication. assess use psychology source evidence for light reservations raised psychologism, highlight some ramifications exceptionalism anti-exceptionalism about logic considering his framework genetic epistemology, research programme. conclude not only plausibly serves but makes strong case logic.