I am a performance psychologist, the co-founder of the Human Performance Institute, and author of 19 books. I co-authored the national bestseller The Power of Full Engagement.

My science-based, energy management training system has received world-wide recognition and has been chronicled in such publicaiton as the Harvard Business Review, Business Week, Fortune, Newsweek, and Time. I have worked with hundreds of world-class performers in sports, business, medicine, and the military.  I am proud to have been inducted into four Halls of Fame.