Blumenthal, Noah Be the hero : three powerful ways to overcome challenges in work and life / Noah Blumenthal - San Francisco, CA : Berrett-Koehler Pub., c2009 - x, 149 p. ; 23 cm. - A BK life book . Includes index ISBN: 9781609940829 160509000X Subjects--Topical Terms: Success in businessSuccessChange (Psychology)