MYRNA WILLIAMSON is a professional speaker, business consultant, and director of human relations for A & E Electronics of Alexandria, Virginia. She retired from the U.S. Army in 1989 following a 28-year career, during which she rose from second lieutenant to brigadier general. Her varied assignments included recruiting, staff assignments, training of officers and enlisted soldiers, personnel policy development, and command of soldiers around the world. She conducted Army basic training for Eskimos in Ground Self-Defense Forces in Tokyo and serving four years as U.S. delegate to a committee of the North Atlantic Treaty Organization. General Williamson serves as a member and past president of a college foundation and on several nonprofit boards. She is a summa cum laude graduate of South Dakota State University, from which she has been named ''distinguished alumna for professional achievement," and is included in Who's Who in America. She has an M.A. in human relations from the University of Oklahoma.
GARY YUKL is professor of management at the State University of New York at Albany. His research is primarily in the areas of leadership, power and influence, management development, and motivation. He is the author of a widely used textbook on leadership and has designed management development programs for many corporations and public sector organizations. Honors include two best paper awards at professional conferences, two best article awards, and the president's award for excellence in research from SUNY-Albany in 1992. He is a fellow of the American Psychological Association and the American Psychological Society. He has served on the editorial board of the Academy of Management Journal, the Academy of Management Review, the Journal of Applied Psychology and the Leadership Quarterly. He holds a Ph.D. in industrial-organizational psychology from the University of California, Berkeley.