What reason do we have to believe it's not cherry-picked?
If the details in Good Magazine are correct, then it looks like costly signaling, not cherry-picking.
The details are that he was condemned at the APSA meeting so harshly that he got a public apology five years later when his prediction turned out to be correct. If he were making tons of controversial predictions and getting publicly condemned every meeting, the Iran expert should have felt no need to apologize when he's right once. It's important for this story that APSA is all of political science, not just Iran.
But these details look hard to check. I'm inclined to throw them out and call it cherry-picking.
I stumbled upon an article called The New Nostradamus, reporting of a game-theoretic model which predicts political outcomes with startling effectiveness. The results are very impressive. However, the site hosting the article is unfamiliar to me, so I'm not certain of the article's verity, but a quick Google seems to support the claims, at least on a superficial skimming. Here's his TED talk. The model seems almost too good to be true, though. Anybody know more?
Some choice bits from the article:
The claim:
The results:
Gets good money for it:
The method should be of special interest to the OB/LW audience, as it brings to mind discussions about self-deception and evolutionary vs. acknowledged goals and behavior: