About the Author

Gary Mack is a leading sports psychology consultant and counselor who has worked with professional athletes in every major sport. He is president of two consulting firms, Sports Assist and Planning Solutions; the director of sports psychology for Griffey International; and team counselor for the Phoenix Suns and Phoenix Mercury. David Casstevens is a senior writer for the Fort Worth Star-Telegram and author of the Charles Barkley biography, Somebody's Gotta Be Me.