Olivier Roy is a contemporary philosopher and logician specializing in epistemic game theory, formal epistemology, and decision theory. Based at the University of Bayreuth, his work focuses on the dynamics of beliefs and reasoning in strategic interaction, particularly how rational agents update their beliefs during gameplay.
Advanced the study of plausibility and belief revision in extensive-form games
Contributed to dynamic epistemic logic frameworks for modeling strategic reasoning
Research bridging formal epistemology, game theory, and decision theory
Held Chair of Philosophy I at the University of Bayreuth