Biographies

Professional information about senior Defense Department officials.

David F. Lasseter

Deputy Assistant Secretary of Defense for Countering Weapons of Mass Destruction

Simone Ledeen

Deputy Assistant Secretary of Defense for the Middle East

Dr. JihFen Lei

Principal Deputy, Director of Defense Research and Engineering for Research and Technology and Acting Director of Defense Research and Engineering for Research and Technology.
General

Joseph L. Lengyel

Chief, National Guard Bureau
Admiral

William K. Lescher

Vice Chief of Naval Operations

Dr. Mark J. Lewis

Acting Deputy Under Secretary of Defense for Research and Engineering and Director of Defense Research and Engineering for Modernization

Paul Lopata

Assistant Director, Quantum Science Office of the Under Secretary of Defense for Research & Engineering

Ellen M. Lord

Under Secretary of Defense for Acquisition and Sustainment
General

Steve Lyons

Commander, U.S. Transportation Command
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