David Eagleman (born April 25, 1971) is an American writer and neuroscientist, serving as an adjunct associate professor at Stanford University in the department of Psychiatry & Behavioral Sciences. He also independently serves as the director of the Center for Science and Law. He is known for his work on brain plasticity, time perception, synesthesia, and neurolaw.
Jaggi Vasudev, commonly known as Sadhguru, (born 3 September 1957) is an Indian yogi, mystic and author. He founded the Isha Foundation, a non-profit organisation which offers yoga programs around the world, including India, United States, Great Britain, Lebanon, Singapore, Canada, Malaysia, Uganda, China, Nepal and Australia. The Foundation is also involved in various social and community development activities, which have resulted in the Foundation being granted special consultative status with theEconomic and Social Council of the United Nations.