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 Brains 13:40 What Does an Octopus Brain Look Like? 25:21 What is it Like to be an Octopus? 35:48 Are the Mind and Body Distinct? 42:46 Panpsychism: Is Everything Conscious? 55:53 How Do Experiences Combine Into One Consciousness? 01:05:08 Which Animals Feel Pain? What is it Like? 01:16:51 Should We Make Shrimp Farming an Ethical Priority? 01:29:22 Animal Science and Animal Foods 01:35:59 The Ethics of Killing Animals 01:52:13 Are Octopuses Playful? Learn more about your ad choices. Visit megaphone.fm/adchoices

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 about your ad choices. Visit megaphone.fm/adchoices

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/adchoices

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/adchoices

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 Out: How People Get In and Can Get Out" here. Learn more about your ad choices. Visit megaphone.fm/adchoices

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 your ad choices. Visit megaphone.fm/adchoices

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/adchoices

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- ). (Wikipedia) By Dale Allison's book, The Resurrection of Jesus, here. Learn more about your ad choices. Visit megaphone.fm/adchoices