Mike Chaet, Ph.D., a.k.a. "The Club Doc," is the founder and president of CMS International, the fitness industry's largest consulting firm. A lecturer, author, and consultant, he has been involved in the development and management of over 2,500 clubs and small businesses worldwide.
Stephen C. Lundin, Ph.D., is a bestselling author, speaker, filmmaker, and graduate school professor. His book Fish! has appeared continuously on the Wall Street Journal and BusinessWeek bestseller lists, and has been published in 34 languages.