David Gergen, former White House adviser to four US presidents, CNN analyst, and creator of the Harvard Center for Public Leadership, offers a potent manual on the art of leadership. There is a growing call for new leadership as nations lurch from one catastrophe to the next. Trust in institutions has been severely damaged as a result of recurrent failures by those in control. So what constitutes effective leadership? And how do successful leaders emerge? David Gergen, a leader in the public sphere for more than 50 years, offers a stirring playbook for the following generation of leaders by drawing on his experiences as a White House adviser to four presidents, decades as a dependable voice on national issues, and years of teaching and mentoring young people.