David Cayley

David Cayley (1946 – June 10, 2026) was a Canadian writer and broadcaster based in Toronto. He is known for documenting philosophy of prominent thinkers of the 20th century – Ivan Illich, Northrop Frye, George Grant, and René Girard.

His work has been broadcast on CBC Radio One's programme Ideas.

Cayley died on June 10, 2026, at the age of 80.

List of works Cayley, David. 2025. The CBC: how Canada’s public broadcaster lost its voice (and how to get it back) (2025) Toronto: Sutherland House, 2025 Ivan Illich: An Intellectual Journey (2021) (Pennsylvania: Penn State University Press) Ideas on the Nature of Science (2009) (Toronto: Goose Lane Editions) The Rivers North of the Future: The Testament of Ivan Illich (2005) (Toronto: Anansi Press) Puppet Uprising (2003) (Toronto: CBC Radio Canada) Corruption of Christianity Illich, Ivan (Author) Cayley, David (Editor) (2000) (Toronto: Anansi Press) Northrop Frye in Conversation interviews with Northrop Frye (2000) (Toronto: Anansi Press) Expanding Prison (1998) (Toronto: Anansi Press) George Grant in Conversation interviews with George Grant (1995) (Toronto: Anansi Press) Ivan Illich in Conversation interviews with Ivan Illich (1992) (Toronto: Anansi Press)

Ideas on the Nature of Science Edited transcripts from the radio series have been turned into a book, published in 2009 by Gooselane Press as Ideas on the Nature of Science.

How To Think About Science episodes Episode Guests Episode 1 Simon Schaffer Episode 2 Lorraine Daston Episode 3 Margaret Lock Episode 4 Ian Hacking and Andrew Pickering Episode 5 Ulrich Beck and Bruno Latour Episode 6 James Lovelock Episode 7 Arthur Zajonc Episode 8 Wendell Berry Episode 9 Rupert Sheldrake Episode 10 Brian Wynne Episode 11 Sajay Samuel Episode 12 David Abram Episode 13 Dean Bavington Episode 14 Evelyn Fox Keller Episode 15 Barbara Duden and Silya Samerski Episode 16 Steven Shapin Episode 17 Peter Galison Episode 18 Richard Lewontin Episode 19 Ruth Hubbard Episode 20 Michael Gibbons, Peter Scott and Janet Atkinson Grosjean Episode 21 Christopher Norris and Mary Midgely Episode 22 Allan Young Episode 23 Lee Smolin Episode 24 Nicholas Maxwell