Mr. Enzweiler is a Harvard MBA and MIT graduate who served in the U.S Air Force in the 1970s. He then lived and worked in Europe and the Middle East, including working for Aramco in Saudi Arabia. He later worked for seven years (2007-2014) as a civilian adviser in the Iraq and Afghanistan wars. He is now retired and has written a book (When Will We Ever Learn?) critiquing US foreign and military policy from Vietnam to Afghanistan based on his life experiences. He lives in California and Mexico.