First Half: Author of numerous bestselling books, Mark Alpert is a contributing editor at Scientific American. His work has also appeared in Fortune Magazine, Popular Mechanics, and Playboy. He will discuss ideas emerging beyond string theory and the frontiers of fundamental physics, including the latest ideas for creatively dealing with climate change.

Second Half: Elson M. Haas, MD, is an integrative family medicine practitioner with more than 40 years of experience as a physician. He'll reveal how to perform spiritual and emotional detoxing to improve overall health and well-being.