Nancy Koehn is a historian at the Harvard Business School where she holds the James E. Robison chair of Business Administration. Koehn's research focuses on how leaders, past and present, craft lives of purpose, worth, and impact.

Her new book, Forged in Crisis: The Power of Courageous Leadership in Turbulent Times is an enthralling historical narrative filled with critical leadership insights that will be of interest to a wide range of readers—including those in government, business, education, and the arts—Forged in Crisis spotlights five masters of crisis: polar explorer Ernest Shackleton; President Abraham Lincoln; legendary abolitionist Frederick Douglass; Nazi-resisting clergyman Dietrich Bonhoeffer; and environmental crusader Rachel Carson.

Koehn is the author of numerous books, articles, and Harvard Business School cases. She writes frequently for the New York Times, the Washington Post, and the Harvard Business Review Online. She is also a weekly commentator on National Public Radio and has appeared on many national television programs. She has spoken at the World Economic Forum in Davos, the Aspen Ideas Festival, and in many other venues.

A Phi Beta Kappa graduate of Stanford University, Koehn earned a Master of Public Policy from Harvard's Kennedy School of Government before taking her MA and PhD in History from Harvard. She lives outside Boston and is a dedicated equestrian.