Jonathan Weisberg

contemporaryAnalytic Philosophy, Formal Epistemology

Jonathan Weisberg is a contemporary analytic philosopher at the University of Toronto specializing in formal epistemology and Bayesian reasoning. He is known for his work on probability, confirmation theory, and the epistemology of self-locating belief. His research addresses foundational questions about how evidence should update rational credences.

Notable Achievements

Authored influential work on Bayesian confirmation and the problem of old evidence

Developed critiques of fine-tuning arguments focusing on reference class and prior selection problems

Contributed to the epistemology of self-locating belief and anthropic reasoning

Authored an open-access textbook on formal methods in philosophy

Positions & Arguments(1)

Natural Theology

claim

When focusing on a limited class of constants C, background evidence used to motivate the prior P(D) may include initial conditions of the universe, laws of physics, and values of all constants other than C