DQing votes based on outliers is one way, but perhaps we could also have the option to e-mail our rankings to Leonhart instead? That would help with some of the issues.
A lot of the fun would be ruined, though... I don't think I'd want that, but I'm just throwing it out there.
--
"Ah, a party! We haven't had one of those. So...what is a party?"
"Well, you drink punch and eat CAKE! ...I think."