Research Areas
Multilevel organizational theory and research; leadership, diversity, teams, and social networks; employee stock ownership; innovation and technology implementation
Current Projects
Team composition, leadership, and social networks over time; Stock options and employee attitudes.
Representative Publications
(with D.A. Harrison)
"What’s the difference? Diversity constructs as separation, variety, or disparity in organizations." Academy of Management Review (2007).
(with J.C. Ziegert, A.P. Knight, and Y. Xiao)
"Shared, hierarchical, and deindividualized leadership in extreme action teams." Administrative Science Quarterly (2006).
(with B.C. Lim, J.L. Saltz, and D.M. Mayer)
"How do they get there? An examination of the antecedents of centrality in team networks." Academy of Management Journal (2004).
(with A.B. Conn and J.S. Sorra)
"Implementing computerized technology: An organizational analysis." Journal of Applied Psychology (2001).
Education
PhD, University of Texas, 1984; BA, Yale University
Career and Recent Professional Awards; Teaching Awards
Academy of Management Outstanding Publication on Gender and Diversity, 2007; Army Research Institute Research Grant, 2003; Academy of Management Outstanding Publication on Gender and Diversity, 2007; Society for Industrial and Organizational Psychology William A. Owens Scholarly Achievement Award, 2007 and 2001; Association for Psychological Science Fellow, 2007; American Psychological Association Fellow, 1997; Society for Industrial and Organizational Psychology Fellow, 1997; National Science Foundation Research Grant, 1993; Human Resources Planning Society Research Grant, 1990; Academy of Management Outstanding Publication Award in Organizational Behavior, 1987.
Academic Positions Held
Wharton: 2004–present(named Edward H. Bowman Professor, 2005). Previous appointments: Department of Psychology, University of Maryland. Visiting appointments: Graduate School of Business, Stanford University
Professional Leadership 2005-2009
Associate Editor, Journal of Applied Psychology, 2002–2007; Editorial Board, Administrative Science Quarterly 2008– present
