In one case, he re-opened that was vote-to-closed by 5 non-mods. I took objection to the close reason, and after posting a meta question explaining why the question actually should be closed, he did finally agree with my reasoning and re-close the question. Here's the meta question from me and here's the original questionthe original question.
Now, he has re-opened a question that was closed by another moderator. I'm not going to post a meta post about that particular question, because I was on the fence about whether that question should be closed or not--I don't have strong feelings either way. Here's the original questionthe original question and here's its edit/close historyits edit/close history.