I'm sort of an expert fetishist, so I've waited until now to post on the hard evidence for fraud in the Iranian elections. Mark Blumenthal, an expert I trust,
points me to the conclusion of an expert he really trusts, Walter Mebane, whose sophisticated analysis of Ahmadinejad's totals over two elections suggest "moderately strong support for a diagnosis that the 2009 election was afflicted by significant fraud."
This article available online at:
http://www.theatlantic.com/politics/archive/2009/06/evidence-of-fraud-in-the-iranian-elections/19645/