What links conscious experience of pain, joy, color, and smell to bioelectrical activity in the brain? How can anything physical give rise to nonphysical, subjective, conscious states? Christof Koch has devoted much of his career to bridging the seemingly unbridgeable gap between the physics of the brain and phenomenal experience. Consciousness: Confessions ... Show More
Sep 16
Sheila L. Macrine and Jennifer M.B. Fugate, "Embodied Intelligence: Multidisciplinary Perspectives on Natural, Artificial, and Hybrid Systems" (MIT Press, 2026)
Embodied Intelligence: Multidisciplinary Perspectives on Natural, Artificial, and Hybrid Systems (MIT Press, 2026) explores a radical transformation taking place in intelligence research. Rather than focusing exclusively on brains and computer code, the book examines the importan ... Show More
48m 6s
Sep 13
Will Gervais, "Disbelief: The Origins of Atheism in a Religious Species" (Prometheus Books, 2024)
Does God exist? This straightforward question has spawned endless debate, ranging from apologists’ supposed proofs of God’s existence to New Atheist manifestos declaring belief in God a harmful delusion. In Disbelief: The Origins of Atheism in a Religious Species (Prometheus Book ... Show More
1h 28m
Sep 12
John Charles Simon and Jennalee Donian, "Understanding Laughter and Humor: Why We Laugh, Why We Don’t, and Why It Matters" (Palgrave MacMillan, 2026)
In John Charles Simon and Jennalee Donian’s Understanding Laughter and Humor: Why We Laugh, Why We Don’t, and Why It Matters (Palgrave Macmillan, 2025), the authors put forward a comprehensive new theoretical approach to understanding laughter and the humour we use to inspire it. ... Show More
1h 6m
Sep 2025
How to Expand Your Consciousness | Dr. Christof Koch
My guest is Dr. Christof Koch, PhD, a pioneering researcher on the topic of consciousness, an investigator at the Allen Institute for Brain Science and the chief scientist at the Tiny Blue Dot Foundation. We discuss the neuroscience of consciousness—how it arises in our brain, ho ... Show More
2h 11m
Jul 2024
#374 — Consciousness and the Physical World
<p>Sam Harris speaks with Christof Koch about the nature of consciousness. They discuss Christof's development as a neuroscientist, his collaboration with Francis Crick, change blindness and binocular rivalry, sleep and anesthesia, the limits of physicalism, non-locality, brains ... Show More
42m 7s
Apr 2023
#113 — Consciousness and the Self
Sam Harris speaks with Anil Seth about the scientific study of consciousness, where consciousness emerges in nature, levels of consciousness, perception as a “controlled hallucination,” emotion, the experience of “pure consciousness,” consciousness as “integrated information,” me ... Show More
1h 44m