John W. Boudreau, Ph.D, is Research Director at the Center for Effective Organizations of the Marshall School of Business, University of Southern California (http://ceo.usc.edu/research_scientist/boudreau.html). He was formerly the director of the Center for Advanced Human Resource Studies at Cornell University, and is a fellow of the National Academy of Human Resources. Contact him at jboudreau@marshall.usc.edu.