Barry Z. Posner is an endowed professor of leadership and chair of the Management & Entrepreneurship Department, Leavey School of Business, Santa Clara University. An accomplished scholar, he facilitates leadership workshops and seminars worldwide.
The Leadership Challenge has become one of the best-selling leadership books of all time. Now, with the publication of the fourth edition of their landmark book and for the first time on audio, Jim Kouzes and Barry Posner celebrate 25 years of leadership ...[SEE MORE]