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. Pfeffer has published extensively in the fields of organization theory and human resource management. His current research focuses on the relationship between time and money, power and leadership in organizations, economics language and assumptions and their effects on management practice, how social science theories become self-fulfilling, barriers to turning knowledge into action and how to overcome them, and evidence-based management and what it is, barriers to its use, and how to implement it.