John C. Burkhardt

Leadership in the Making: A Comprehensive Examination of the Impact of Leadership Development Programs on Students

Kathleen Zimmerman-Oster, Kathleen Zimmerman-Oster, John Burkhardt, 1999 .

Leadership in the Making: Impact and Insights from Leadership Development Programs in U.S. Colleges and Universities. Executive Summary.

Kathleen Zimmerman-Oster, Kathleen Zimmerman-Oster, John Burkhardt, 2000 .

Developmental Outcomes of College Students' Involvement in Leadership Activities.

Christine M. Cress, Kathleen Zimmerman-Oster, H. Astin, 2001 .