He has held top management positions in European and American companies. On the faculty of Universities in the U.S.A. and in Europe he has taught courses in Accounting and Finance. He frequently speaks at International Conferences on Management Education and Business topics.

Among his numerous publications (he has written and edited 20 books) are articles on planning and forecasting, the future of Management Education and Innovative Learning and Teaching. He consults with governments and undertakes strategic initiatives on their behalf, conducts executive training seminars and workshops and organizes international conferences (Austria, Czechoslovakia, France, Germany, Hungary, Ireland, Lithuania, Poland, Slovakia, Spain, Sweden, Switzerland, The Netherlands, UK and U.S.A.).