Jordan B. Peterson’s books have sold millions of copies worldwide. Before becoming one of today’s most influential public intellectuals, he worked for decades as a professor at Harvard and the University of Toronto, and as a practicing scientist and clinical psychologist. He has published more than a hundred scientific papers on a range of topics including personality, criminal behavior, political and religious belief, and the neuroscience of perception, motivation and emotion. He lives in Toronto, Canada, with his wife, Tammy. They have two children and four grandchildren.