J. Stewart Black is a professor of Global Leadership and Strategy at IMD. An internationally recognized scholar on change and transformation, he is a frequent keynote speaker at conferences around the world and at company functions. He is regularly sought out to work with leading companies on issues of strategy and strategic change, especially with regard to developing leaders and high-potential managers to initiate and execute change in themselves and others. Dr. Black has been a faculty member previously at the Amos Tuck School of Business Administration at Dartmouth College, University of Michigan, and INSEAD. He is the author of 15 other books and more than 100 articles and case studies that have been used in both university classrooms and corporate boardrooms. Dr. Black has lived and worked nearly half his professional career outside the United States, including in Switzerland, Singapore, Japan, and Hong Kong.