Professor Vroom is an authority on the psychological analysis of behavior in organizations, particularly on leadership and decision making. His 1964 book, Work and Motivation, is regarded as landmark in that field, and his books dealing with leadership, Leadership and Decision Making and The New Leadership, are widely cited as breakthroughs in the study of organizational behavior. A native of Canada, Professor Vroom has consulted to over 50 major corporations, including Bell Labs, GTE, American Express, and General Electric.