Leadership Challenge: The Most Trusted Source on Becoming a Better Leader

JAMES M. KOUZES is chairman emeritus of the Tom Peters Company, a leadership development firm. A popular seminar and conference speaker, he has been cited by the The Wall Street Journal as one of the 12 most requested "non-university executive-education providers" to US companies.

BARRY Z. POSNER is Dean of the Leavey School of Business at Santa Clara University. He has served on several boards (both corporate and non-profit) and on the faculty of numerous executive education programs. He has published over 80 articles and sits on the editorial boards of several journals.