Not to conflate this into a major insight, but don't unrelated personal matters on the periphery sometimes yield disproportionate effects in shading a decision makers thinking?
Certainly in this guy's case--after all his companion and her position with the World Bank was what got him into trouble there. I just find it unfathomable how anyone can say, "Yeah he's the ticket. He has the track record we need, " unless of course, that anyone is Don Rickles doing his sarcastic bit.

Tom