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.
Kouzes and Posner are the authors of The Leadership Challenge, Learning Leadership, Credibility, The Truth About Leadership, A Leader's Legacy, Encouraging the Heart, and The Student Leadership Challenge, among many other works. They also developed the highly-acclaimed Leadership Practices Inventory (LPI).