Board of Directors and Advisory Committees

The Board of Directors of Defenders of Wildlife is made up of professionals from all walks of life—academic, scientific, legal, financial and business—who share a common love for our nation's wildlife and natural heritage. Their combined experience and dedication play an extremely important role in charting the future of Defenders and the wildlife conservation movement.

Board of Directors

*Judith Posnikoff, Ph.D., Chair
California

*John Dayton, Esq., Vice Chair
Texas

*Mark Caylor, Treasurer
District of Columbia

Kim O'Keefe Beck, Ph.D.
California

Cassie Carroll
Washington

*Jamie Rappaport Clark, President and CEO
Virginia

Caroline Gabel
Maryland

Ambassador (ret.) Keith M. Harper
Maryland

James M. Hecker, Esq.
District of Columbia

Mari Snyder Johnson
California

Mamie Parker, Ph.D.
Virginia

Sheryl Sachs
Connecticut

*Loretta M. Stadler
New Jersey

*Robert Wiygul, Esq.
Mississippi

* Executive Board Member

Board Emeritus

Terry C. Pelster, Esq.
New York

Alan Steinberg
Florida

Litigation Committee

Ambassador (ret.) Keith M. Harper
Kilpatrick, Townsend & Stockton LLP, District of Columbia

James M. Hecker, Esq.
Attorney at Law, District of Columbia

Robert Wiygul, Esq.
Waltzer Wiygul & Garside

Science Advisors

Barry Noon, Ph.D.
Colorado State University

Charles (Pete) Peterson, Ph.D.
University of North Carolina at Chapel Hill

H. Ronald Pulliam, Ph.D.
University of Georgia

Terry L. Root, Ph.D.
Stanford University, California

Mark Schwartz, Ph.D.
University of California, Davis

Lee M. Talbot, Ph.D.
George Mason University, Virgina

David S. Wilcove, Ph.D.
Princeton University, New Jersey

Edward O. Wilson, Ph.D.
Harvard University, Massachusetts