Jack obtained his Ph.D. from the University of Mississippi, an MBA from the University of Tennessee at Martin, and a BSBA from Union University. Before working at USI, Jack worked in higher academic administration at Union University. Jack co-owns an HR consulting firm called eHRinnovations.com which provides consulting on HR issues such as selection, promotion, and compensation. His primary research interests include entrepreneurship, innovation, leadership, business history, personnel selection, and business education. Jack has published academic research papers in The Journal of Leadership and Organizational Studies, the Journal of Applied Management and Entrepreneurship, Leadership, and the Journal of Management History.