Jeffrey D. McCausland is the founder and CEO of Diamond6 Leadership and Strategy, LLC. A retired US Army colonel, he has published and lectured broadly-both in the United States and over twenty-five foreign countries-on national security affairs, NATO, the wars in Afghanistan/Iraq, and leadership development.
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You may never visit the Gettysburg battlefield, but understanding historic lessons from Battle Tested! will have a profound influence on not only your leadership abilities, but also your life, organizations, and career. In order to be a truly effec... SEE MORE