Since 2003, Clark Callahan has led executive education and nondegree program at the Tuck School of Business at Dartmouth College, including the development, design, and delivery of a wide variety of executive education programs for senior executives. Clark’s previous experience includes 7 years as a senior officer at Strategic Management Group (a private executive development firm, now BTS, Inc.) and 9 years at the Wharton School of the University of Pennsylvania.