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Peter Godfrey-Smith is an Australian philosopher of science and writer, who is currently Professor of History and Philosophy of Science at the University of Sydney. Buy his books here. Timestamps: 0:00 How Many Times Has the Brain Independently Evolved?4:36 What is a Nervous System?7:12 The Differences Between the Human and Animal Brains13:40 What …

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Niayesh Afshordi is a professor in the Department of Physics and Astronomy at the University of Waterloo. Phil Halper is a science communicator and YouTuber. Together, they have authored a book called "Battle of the Big Bang: The New Tales of Our Cosmic Origins", an overview of the state of modern cosmology on the nature of the big bang. Learn more…

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Simon Blackburn is well-known both as a writer of popular philosophy introductions (like Think), and also a significant figure in non-cognitivist meta-ethics, having invented the term “quasi-realism” to describe his moral philosophy. Learn more about your ad choices. Visit megaphone.fm/adchoicesBy Alex J O'Connor

Sabine Hossenfelder is a German theoretical physicist, author, science communicator, and YouTuber. She is the author of Existential Physics: A Scientist’s Guide to Life’s Biggest Questions. Learn more about your ad choices. Visit megaphone.fm/adchoicesBy Alex J O'Connor

Rick Alan Ross is an American deprogrammer, cult specialist, and founder and executive director of the non-profit Cult Education Institute. Frequently appearing in the news and other media, discussing groups some consider cults. Ross has intervened in more than 500 deprogramming cases in various countries. (Wikipedia)Get Rick's book, "Cults Inside …

Helen Bond is Professor of Christian Origins at the New College, University of Edinburgh, and former head of the School of Divinity there. She is also a Fellow of the Royal Society of Edinburgh. In 2023, she co-authored a book with Joan Taylor called Women Remembered: Jesus’ Female Disciples. Watch the documentary version here. Learn more about you…

Sheehan Quirke is The Cultural Tutor. A writer on history, art, and architecture with millions of followers, he is also the author of the forthcoming The Cultural Tutor: Forty-Nine Lessons You Wish You’d Learned at School, which is currently available for preorder here. Learn more about your ad choices. Visit megaphone.fm/adchoices…

David Pakman is an American progressive political commentator and host of @thedavidpakmanshow . Buy David's book, The Echo Machine here Learn more about your ad choices. Visit megaphone.fm/adchoicesBy Alex J O'Connor

Marcus du Sautoy is a British mathematician, Simonyi Professor for the Public Understanding of Science at the University of Oxford, Fellow of New College, Oxford and author of popular mathematics and popular science books. Buy Blueprints: How Mathematics Shapes Creativity here. Learn more about your ad choices. Visit megaphone.fm/adchoices…

Dale Allison is an American historian and Christian theologian. His areas of expertise include the historical Jesus, the Gospel of Matthew, Second Temple Jewish literature, and the history of the interpretation and reception of the Bible. Allison is the Richard J. Dearborn Professor of New Testament at Princeton Theological Seminary (2013- ). (Wiki…

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Diarmaid MacCulloch is an English academic and historian, specialising in ecclesiastical history and the history of Christianity. Since 1995, he has been a fellow of St Cross College, Oxford; he was formerly the senior tutor. Buy Lower than the Angels: A History of Sex and Christianity here. Learn more about your ad choices. Visit megaphone.fm/adch…

John Lennox is a Northern Irish mathematician, bioethicist, and Christian apologist originally from Northern Ireland. He has written many books on religion, ethics, the relationship between science and God, and has had public debates with atheists including Richard Dawkins and Christopher Hitchens. Learn more about your ad choices. Visit megaphone.…

Annaka Harris is an American writer. Her work touches on neuroscience, meditation, philosophy of mind and consciousness. She is the author of the New York Times bestseller Conscious: A Brief Guide to the Fundamental Mystery of the Mind. Get Annaka Harris’ documentary Lights On here. Learn more about your ad choices. Visit megaphone.fm/adchoices…

Rhett McLaughlin is a comedian best known for creating the internet’s most-watched daily talk show, Good Mythical Morning along side Link Neal; their award-winning weekly podcast The pair also host a weekly podcast, Ear Biscuits; and the instant #1 New York Times bestseller Rhett & Link’s Book of Mythicality. Learn more about your ad choices. Visit…

David Deutsch is a British physicist at the University of Oxford, often described as the "father of quantum computing". He is a visiting professor in the Department of Atomic and Laser Physics at the Centre for Quantum Computation in the Clarendon Laboratory of the University of Oxford. (Wikipedia) Learn more about your ad choices. Visit megaphone.…

Brian Greene is a professor of physics and mathematics at Columbia University, director of its centre for theoretical physics, and the chairman of the World Science Festival. He is best known for his work on string theory, especially in his book “The Elegant Universe”, which turns 25 this year. Learn more about your ad choices. Visit megaphone.fm/a…

For episode 100 of Within Reason, I'm joined by Joe Folley, from the YouTube Channel "Unsolicited Advice", to tackle a completely arbitrary and ridiculous tournament of thinkers, each of whom are to some degree relevant to the show. Joe graduated from Cambridge University with an MPhil in Philosophy, specialising in logic, in 2023. Learn more about…

Penn Badgley is an actor best known for his roles in Netflix’s You and the popular drama series Gossip Girl. He is less known as a podcaster and member of the Baháʼí Faith, a religion which teaches that there is a historical unity between major world religions and their prophets, having itself developed out of a branch of Twelver Shia Islam in the …

Jacob Hansen is a Mormon YouTuber at the channel Thoughtful Faith. Learn more about your ad choices. Visit megaphone.fm/adchoicesBy Alex J O'Connor

Kipp Davis (@DrKippDavis) is a post-doctoral fellow at the University of Agder in Kristiansand, Norway, where he specialises in the assignment and reconstruction of fragments from the Dead Sea Scrolls and their interpretation. (Google Books) The Dead Sea Scrolls are a set of ancient Jewish manuscripts from the Second Temple period. They were discov…

A Q&A to celebrate hitting 1.25 million subscribers on YouTube. Learn more about your ad choices. Visit megaphone.fm/adchoicesBy Alex J O'Connor

James Frank McGrath is the Clarence L. Goodwin Chair in New Testament Language and Literature at Butler University. He is the author of two books on John the Baptist: "John of History, Baptist of Faith: The Quest for the Historical Baptiser", and "Christmaker: A Life of John the Baptist". Learn more about your ad choices. Visit megaphone.fm/adchoic…

Dan McClellan is an American public scholar of the Bible and religion. His forthcoming book, "The Bible Says So", is available here. Learn more about your ad choices. Visit megaphone.fm/adchoicesBy Alex J O'Connor