Mike Post (born Leland Michael Postil, September 29, 1944 in Berkeley, California) is an American multi-Grammy- and Emmy Award-winning composer best known for his TV theme songs for such primetime series as Law & Order, Law & Order SVU, The A-Team, NYPD Blue, The Rockford Files, L.A. Law, Quantum Leap, Magnum, P.I., and Hill Street Blues.