John Lehman is Chairman of J.F.Lehman & Company, a private equity investment firm. He is also Chairman of OAO Technology Solutions, Director of Ball Corporation, Insurance Services Office, SDI Inc., Elgar Inc., and Racal Instruments, Inc. and a member of the Advisory Board of Paribas Affaires Industrielles. Dr. Lehman was formerly an investment banker with Paine Webber Inc. Prior to joining Paine Webber, he served for six years as Secretary of the Navy. He served 25 years in the naval reserve.

He has served as staff member to Dr. Henry Kissinger on the National Security Council, as delegate to the Force Reductions Negotiations in Vienna and as Deputy Director of the U.S. Arms Control and Disarmament Agency.

Dr. Lehman served as a member of the National Commission on Terrorist Attacks Upon the United States.

Dr. Lehman holds a B.S. from St. Joseph's University, a B.A. and M.A. from Cambridge University, and a Ph.D. from the University of Pennsylvania. He is currently an Honorary Fellow of Gonville and Caius College, Cambridge University. Dr. Lehman has written numerous books, including On Seas of Glory, Command of the Seas, and Making War.

He serves as Chairman of the Princess Grace Foundation USA and is a member of the Board of Overseers of the School of Engineering at the University of Pennsylvania.