During his military career, Mr. Mahley commanded several units in Vietnam and Turkey. Mr. Mahley retired from 27 years of active duty in the United States Army in 1992. Before coming to ACDA he spent six years (1984-1990) as Director of Arms Control and Defense Policy on the National Security Council staff, and from 1980 to 1984 as the Deputy Director of the Defense Plans Division in the United States Mission to the North Atlantic Treaty Organization. He has also taught at the National War College at Ft. McNair and at the United States Military Academy at West Point, New York. Mr. Mahley has spoken widely about arms control issues, primarily concerning chemical and biological weapons, and has testified before Congress on numerous occasions.
Mr. Mahley was born in Peru, Indiana, graduating from high school in that city in 1960. He received his A.B. from Purdue University in 1964, and his graduate degrees from the University of Pittsburgh (1971).
Mr. Mahley is married to Julianna Stephenson Mahley, a fiber artist. They reside in Vienna, Virginia.