Shain E. Thomas, IV was born in Sacramento, California. Shain is the son of two J.A.G.attorneys. The Thomas family lived in Falls Church, Virginia until 1975. Both of Shain’s parents retired from the military in 1975. Upon retiring from the military, the Thomas family relocated to Glasgow, Scotland. Shain attended a private boarding school. Shainreturned to the United States in 2001. He lives in Dallas, Texas.