At the sesquicentennial of Abraham Lincoln's Gettysburg Address, Marketplace spoke with Nancy Koehn (Harvard Business School professor and faculty for the NAS Chief Executive Program) about leadership lessons in the iconic speech. Koehn notes elements of the address that make it a great example of effective change leadership, including succinctness, framing, acknowledging the stakes and, perhaps most importantly, candidness about costs in service of a larger mission (she cites Howard Schultz's response to a Starbucks shareholder's concerns … [Read more...]