|Dr. Zaccaro joined the GMU I/O faculty in 1988. His primary teaching areas include social psychology, leadership, group dynamics, and training. His research interests include themes related to leadership, leader development, team effectiveness, and multiteam systems. His research has been published in such journals as American Psychologist, Journal of Applied Psychology, Leadership Quarterly, Academy of Management Review, Human Factors, and Organizational Behavior and Human Decision Processes. He has authored a book titled, The Nature of Executive Leadership: A Conceptual and Empirical Analysis of Success (2001) and co-edited four other books, including his most recent, Multiteam systems: An Organization Form for Dynamic and Complex Environments (2012). He has served as Principal Investigator or Co-Principal Investigator on multiple research grants/contracts in the areas of multiteam systems, team performance, leader-team interfaces, leadership training and development, leader adaptability, executive leadership and executive coaching. He serves on the editorial board of The Leadership Quarterly, and he is an associate editor for Journal of Business and Psychology and Military Psychology. Over the years, Steve has served as a leader development consultant for many organizations in the private, government, and military sectors.