Jason Winfree, Ph.D ., is Associate Professor, Sport Management in the School of Kinesiology's Department of Sports Management at the University of Michigan. Dr. Winfree is a sports economist, whose primary research focuses on professional and collegiate athletics.Mark S. Rosentraub, Ph.D . holds the Bickner Chair in the School of Kinesiology's Department of Sports Management at the University of Michigan. Previously, he was dean and professor at the Levin College of Urban Affairs at Cleveland State University and an associate dean and professor in the School of Public and Environmental Affairs, Indiana University.