Steven J. Stein, Ph.D., is a clinical psychologist and founder and CEO of Multi-Health Systems Inc., a leading psychological test publishing company. He is a former assistant professor in the psychiatry department at the University of Toronto and former adjunct professor at York University. He is the author of Emotional Intelligence for Dummies, Make Your Workplace Great, and EISA, the Emotional Intelligence Skills Assessment.

Howard E. Book, M.D., is an organizational consultant and psychiatrist. He is a founding member of Associates in Workplace consultation and is an associate professor in the departments of psychiatry and health administration at the University of Toronto.