David Bradford is Eugene O'Kelly II Senior Lecturer Emeritus in Leadership at Stanford Graduate School of Business, where he helped develop Interpersonal Dynamics. He lives in Berkeley, California, with his wife of more than fifty years. Carole Robin was the Dorothy J. King Lecturer in Leadership at Stanford, where she taught for more than twenty years before co-foundingLeaders in Tech, which brings the principles and process of Interpersonal Dynamics to executives in Silicon Valley. She lives in Palo Alto, California, with her husband of thirty-five years.