Question:  IWitness is a game show created by a judge that has presided over her own reality courtroom series since what year?
Sentence (from "Judy Sheindlin"): Judith Susan "Judy" Sheindlin (née Blum; born October 21, 1942), also known as Judge Judy, is an American lawyer, former judge, television personality, television producer, and author.
Relevant evidence: No