Paul Kleinman was born in New York City, New York, and grew up in White Plains, New York. He graduated from the University of Wisconsin in 2009 with degrees in Art and Communication Arts: Radio, Television and Film. He is the author of works including *Philosophy 101: From Plato and Socrates to Ethics and Metaphysics, an Essential Primer on the History of Thought*.

Jonathan David Haidt is an American social psychologist and author.

Jonathan Balcombe is an ethologist and author.

Kristin Neff, Ph.D., is an Associate Professor of Educational Psychology at the University of Texas at Austin and a pioneer in self-compassion research, having conducted the first empirical studies in the field. She is the author of Self-Compassion: The Proven Power of Being Kind to Yourself (William Morrow, 2011) and co-founded the nonprofit Center for Mindful Self-Compassion (CMSC).

Aldous Leonard Huxley was an English writer and philosopher.