Bruin is a contemporary scholar working in formal epistemology and game theory, focusing on the technical foundations of common knowledge and rational agency. Their work engages with the formal models underlying backward induction and epistemic game theory, particularly reconciling divergent results in the literature.
Analyzed the divergence between Aumann (1995) and Stalnaker (1998) on backward induction and common knowledge of rationality
Contributed to formal epistemology and epistemic game theory
Examined the role of modeling choices in determining conclusions about rational agency