Chuck Lorre (born Charles Michael Levine; October 18, 1952) is an American television writer, director, producer and composer. Lorre has created many popular and successful sitcoms including Grace Under Fire, Cybill, Dharma & Greg, Two and a Half Men and The Big Bang Theory. He also created the currently-airing sitcom Mom and served as an executive producer of Roseanne and Mike & Molly. *[From Wikipedia, the free encyclopedia.]*