John H. (Jack) Zenger writes, teaches, and speaks about extraordinary leadership. Today he is one of most authoritative voices on leadership and performance. He received a degree in psychology from Brigham Young University, an MBA from UCLA, and a doctorate degree in business administration from the University of Southern California. He has been the CEO and President of one of the world's largest performance skills improvement companies, Provant, Inc. In 1977, Jack cofounded Zenger Miller, a leading management and leadership development company. He later became the Chairman of Times Mirror Training, Inc. (which consisted of Kaset, Learning International, and Zenger Miller) for many years. He has authored or coauthored seven books, including The Extraordinary Leader: Turning Good Managers into Great Leaders, The Handbook for Leaders: 24 Lessons for Extraordinary Leaders, Results-Based Leadership (which was honored as the best book of 2000 by the Society of Human Resource Management), and best-selling The New Self-Directed Work Teams: The New American Challenge. In 1994, Jack was inducted in the Human Resources Development Hall of Fame.