HBO host vehemently defended former teacher and convicted statutory child rapist Mary Kay Letourneau for having a sexual relationship with one of her students, which began when the boy was 12 - solidly putting Maher's advocacy for the relationship in pedo territory.

https://www.zerohedge.com/news/2017-02-23/orgy-enthusiast-bill-maher-defends-statutory-rape-several-occasions-crime-we-didnt-g

https://www.youtube.com/watch?v=3nyjcWLCGjo