"Ledeen, who always writes with such insight about Iran, makes the case that Ahmadinejad serves a purpose familiar to bloggers: sock puppet. The recent demonstrations have served as a check against the more radical factions of the mullahs in a power struggle that Ahmadinejad's antics help to mask. With Khameini's health failing, Ledeen argues that the US and the UK have to start pressing hard in support of the current student activists if they want to bring an end to Iranian radicals and their dreams of regional hegemony -- and that we are missing the opportunity."