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.

Aldous Leonard Huxley was an English writer and philosopher.

Charles Duhigg is an American journalist and non-fiction author.