Eric L. Haney (born August 22, 1952) is a retired member of the United States Army counterterrorist unit, the 1st Special Forces Operational Detachment-Delta (1SFOD-D), more commonly known as Delta Force. In recent years he has been writing on terrorism, guerrilla warfare, and special operations. Haney is the author of Inside Delta Force, a memoir of his time in the elite unit, in which he also writes about his participation in the aborted 1980 Operation Eagle Claw mission to Iran to free American hostages.