Alan Axelrod, PhD, is the author of some 144 books on history, military history, corporate history, leadership, management, career, general business, and other nonfiction. Dr. Axelrod has been a creative consultant for the CW, A&E Network, Discovery Channel, Military Channel, American Heroes Channel, and the PBS "American Experience” series and was keynote speaker at Al Gore's Conference on Excellence in Government (Washington, D.C.), the Annual Conference of the Goizueta School of Business, Emory University (Atlanta), and the 2014 annual meeting of the Colombian state petroleum company, Ecopetrol (Bogota, Colombia). Among his books are Elizabeth I: CEO, Mercenaries: A Guide to Private Armies and Private Military Companies and Selling the Great War: The Making of American Propaganda.