Carl Eifler, 1906-2002, was a U.S. Army officer.
As a young man, Eifler served in the Los Angeles Police Department and in the U.S. Border Patrol. A reserve officer, he was called to active service at the beginning of World War II. He commanded Detachment 101, a paramilitary organization operating against the Japanese in the Burma Campaign, part of the China India Burma Theater. He held the rank of Colonel when he was discharged in 1943 because of injuries. He turned over command of Detachment 101 to Lt. Col. William R. Peers.
After the war, Eifler took degrees in divinity and psychology and worked as a clinical psychologist.
Colonel Eifler is a member of the Military Intelligence Hall of Fame.
Further reading
Moon, Thomas. The Deadliest Colonel. (New York: Vantage Press, 1975.)