What Makes a Leader Great? with Nancy Koehn by The 1-3-20 Podcast published on 2017-12-13T10:15:37Z What makes a leader great? And what can the rest of us learn from figures like Ernest Shackleton, Abraham Lincoln, and Rachel Carson? Harvard historian Nancy Koehn talks with Daniel Pink about her book, Forged in Crisis - The Power of Courageous Leadership in Turbulent Times.