Michael Polanyi's 1947 talk "What to Believe" was published in Tradition and Discovery: The Polanyi Society Periodical, 46:2 (July 2020) along with the three essays listed below which discuss the Polanyi essay.

Michael Polanyi, "What to Believe"

Phil Mullins, "The Context of Michael Polanyi's 'What to Believe'"

Gábor István Bíró, "Toward a Postcritical Economics: Comment on Michael Polanyi's 'What to Believe'"

Marty Folsom, "Science and Faith in a Game of Strategy"