Thomas D. Zweifel, Ph.D.
Thomas D. Zweifel is an internationally recognized specialist in calling forth global leaders. Since 1984 he has coached hundreds of leaders in Fortune 500 companies and SME's, governments and international organizations, nonprofits and the military. Living in Europe, India, Japan and the United States, he has enabled large-scale change processes, built high-performance teams, and realized breakthrough results with clients, often as a virtual leader working through remote empowerment.
Zweifel is the CEO of Swiss Consulting Group Inc., a global performance management company headquartered in New York City with coaches in ten countries whose motto is Coaching Leaders to Meet the Future and whose clients include Aventis, Banana Republic, Citibank, GE Capital, General Motors, Goldman Sachs, JP Morgan, Lehman Brothers, Merrill Lynch, Novartis, Siemens, UBS, and the US Military Academy at West Point. In 1998 Swiss Consulting Group was named a "Fast Company" by Fast Company magazine.
He teaches leadership and cross-cultural management at the School of International and Public Affairs of Columbia University, and lectures at St. Gallen Business School and the Haute Ecole de Gestion in Fribourg (Switzerland) as well as other management schools in Europe, Australia and the United States. He is a sought-after, passionate and charismatic speaker who provides his global and humanistic insights to corporations, international organizations, and the media, most recently on ABC News and CNN.
Zweifel publishes frequently on leadership and is the author, most recently, of Culture Clash: Managing the Global High-Performance Team (SelectBooks 2003); Communicate or Die: Getting Results Through Speaking and Listening (SelectBooks 2003); and Democratic Deficit? Institutions and Regulation in the European Union, Switzerland, and the United States (Rowman & Littlefield 2002).
Born in Paris, Zweifel was educated in Switzerland, Germany and the United States, and is fluent in English, German, French, and Italian. He holds a master's degree in international affairs from Columbia University and a Ph.D. in International Relations from New York University. He is a member of the International Coach Federation and the Association of Professional Communication Consultants. In 1996 he realized his dream of breaking three hours in the New York City Marathon, and in 1997 was recognized as the "fastest CEO in the New York City Marathon" by the Wall Street Journal.