William `` Bill '' Maher , Jr. ( \ / ˈmɑːr \ / ; born January 20 , 1956 ) is an American stand-up comedian , television host , political commentator , satirist , author , and actor .
William `` Bill '' Maher , Jr. , ( pronounced \ / ˈmɑɹ \ / ; born January 20 1956 ) is an American stand-up comedian , television host , political commentator , actor , and author .