Hi Barb, Bill Maher has one parent that is Irish & one Jewish, however they are not mutually exclusive. We have Jewish cousins who are Irish & still live in Ireland. Thanks for the heads-up on the upcoming program. Regards, Sherri The 2nd episode titled "The Irish Factor" will focus on Soledad O'Brien, Bill O'Reilly and Bill Maher (who I always thought was Jewish...hmmm