William 'Bill' Maher, Jr. is an American stand-up comedian, television host, political commentator, author and actor. Before his current role as the host of HBO's Real Time with Bill Maher, he hosted a similar late-night talk show called Politically Incorrect, originally on Comedy Central and later on ABC. He's known for his political satire and sociopolitical commentary, which targets a wide swath of topics. He supports the legalization of marijuana and same-sex marriage, and serves on the board of PETA. He is also a critic of religion and is an advisory board member of Project Reason, a foundation to promote scientific knowledge and secular values within society. He currently ranks number 38 on Comedy Central's 100 greatest stand-ups of all time. He got a Hollywood Walk of Fame star on September 14, 2010.