Among other things, we saw Belinda Stronach leave because of the sexism she noted in the Conservative caucus. We had gay MPs leave because of among other reason, homophobia everywhere in that caucus.
More recently we see Helena Guergis unceremoniously dumped from Harper's Cabinet, then caucus for "serious allegations" (according to Harper) that no-one else has seen, or knows about.
On the contrary, a sitting MALE Conservative MP continues to sit after news stories reveal he (Devinder Shory) is one of the targets of a BMO suit that implicates him - potentially - in the biggest mortgage fraud in Canadian history.
No wonder women voters don't (and won't) buy Harper's lying snake-oil show (see latest Nanos and Ipsos figures on gender voting intention)...