Kirk Greenberg was a Colonel in the United States Air Force.
Biography[]
Background information[]
He was one of Samantha Carter's trainers at the Air Force Academy, who had instructed her in both survival and resisting interrogation. He was a muscular man with a neck as thick as his head. Carter was reminded of him when she was captured by Ba'al's Jaffa at his Asdad whilst attempting to steal gravity technology from Ba'al. (SG1: "A Matter of Honor")