Marcelo Gleiser is Appleton Professor of Natural Philosophy, professor of physics and astronomy, and director of the Institute for Cross-Disciplinary Engagement at Dartmouth College. His many books include The Island of Knowledge: The Limits of Science and the Search for Meaning (2014). He is the 2019 Templeton Prize laureate.

• IntroductionThe Dialogues1.The Mystery of Consciousness: A Dialogue Between a Neuroscientist and a Philosopher, by David Chalmers and Antonio Damasio2. The Nature of Reality: A Dialogue Between a Buddhist Scholar and a Theoretical Physicist, by Sean Carroll and B. Alan Wallace3. Future of Intelligence: Human, Machine, and Extraterrestrial: A Dialogue Between an Astronomer and a Philosopher, by Patricia Churchland and Jill Tarter4. The Nature of Spirituality: A Dialogue on Science and Religion, by Rebecca Goldstein and Alan Lightman5. The Mystery of Time: A Dialogue Between a Science Historian and a Physicist, by Jimena Canales and Paul Davies6. Cyborgs, Futurists, and Transhumanism: A Dialogue Between a Neuroscientist and an Author, by Ed Boyden and Mark O’Connell7. On Human and Planetary Longevity: A Dialogue Between an Environmentalist and a Doctor, by Elizabeth Kolbert and Siddhartha Mukherjee8. On Being Human: A Dialogue on Literary and Scientific Perspectives, by Jeremy DeSilva, David Grinspoon, and Tasneem Zehra HusainWhere Do We Go from Here?AcknowledgmentsContributorsIndex

Some of the most interesting thinkers of our time are here brought together in dialogues and conversations that show them all thinking aloud, in the present and at the cutting edge (or beyond), about some of the most important issues of our time. The results are always entertaining and insightful, and often will spark new ideas in readers. A great contribution to the discourse.