Expanding on one of the comments that might clear up what we're actually talking about (which wasn't made especially clear otherwise): >> "The Gorean philosophy promoted by Larry is based on the principle that women are evolutionarily predisposed to serve men and that the natural order is for men to dominate and lead." Even assuming this is Larry's philosophy, it is pretty much the same philosophy shared by many wome…
This is where professionalism is important. Firmly separating your personal life and your professional life. That said, there's a huge gap between a religion a person is imparted with as a child, and philosophy they chose as an adult and have jumped into with both feet. Many people come from backgrounds with bigoted ideas like that, but they don't colour their daily lives with it because they're not actively married…
It doesn't matter what some guy posts on some message board (unless it's a threat, an incitement of violence, or something along those lines). It doesn't matter if he says he believes in "Gorean philosophy," whatever the hell that is.
What matters are his actions. If he's treating women disrespectfully then, by all means, throw him out. But he's allowed to believe whatever the hell he wants, and the idea that he should face repercussions for his beliefs is wrong, whatever age he was when he came to those beliefs.
Sure, there's going to be some correlation between holding misogynistic beliefs and inappropriate behavior toward women, but we don't punish the beliefs, we just punish the behavior. That's what makes this a free society.