Jeffrey Pfeffer is The Thomas D. Dee II Professor of Organizational Behavior at the Graduate School of Business, Stanford University where he has taught since 1979. He currently serves on the advisory boards for Collective Health, Medeloop, Quorso, and Veridian, and on the boards of the nonprofits Quantum Leap Healthcare and the San Francisco Playhouse. His current research focuses on the effects of work environments on human health and well-being, power and leadership in organizations, evidence-based management, the knowing-doing gap, and how thinking of time like money affects people’s choices about spending time in ways that promote unhappiness.