Rupert Sheldrake, the author of several books, including The Sense of Being Stared At: And Other Aspects of the Extended Min, Seven Experiments That Could Change the World, A New Science of Life, and The Rebirth of Nature, lives in England. The late Terence McKenna was the author of True Hallucinations, Food of the Gods and The Archaic Revival. Ralph Abraham PhD is the author of Chaos, Gaia, Eros: A Chaos Pioneer Uncovers the Three Great Streams of History and co-author of Chaos, Creativity, and Cosmic Consciousness with Rupert Sheldrake and Terrance McKenna. He has been Professor of Mathematics at the University of California at Santa Cruz since 1968.