About the Authors

Dennis N.T. Perkins is Chief Executive Officer of The Syncretics Group. He has worked for over twenty-five years as an advisor to senior leaders in organizations ranging from Fortune 100 corporations to nonprofit associations. A graduate of the United States Naval Academy at Annapolis, he served as a Marine infantry officer in Vietnam, subsequently receiving his MBA from Harvard University, and a Ph.D. in psychology at The University of Michigan.

While a faculty member at the Yale University School of Management, he developed a breakthrough leadership approach based on the study of groups facing The Edge—the outer limits of human endurance. By studying The Edge, he believes, “leaders can learn what it takes to help their organizations ...

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