Iranian cleric Mohsen Kadivar has paid his dues (18 mos in Evin prison). In my encounters with him I have found him gentle, bright and principled

SPIEGEL ONLINE - Druckversion - Iranian Regime Critic Mohsen Kadivar: 'This Iranian Form of Theocracy Has Failed' - SPIEGEL ONLINE - News - International

Added: Link to Kadivar's 2005 article on freedom of thought and religion, which is part a collection of articles addressing the theme of toleration and pluralism.

The Yeltsin Moment in Iran? Mousavi Details Alleged Election Fraud

Facing angry calls that he be tried for treason, Mir Hossein Mousavi has released a document detailing how, in his view, the June 12th election was stolen. Wapo reports that the document was posted on his web site, which was reported to have been shut down by the government on June 28.
I found the report on Facebook, not on his webpage, which I could not raise. The 26pp. report (not 24pp. as reported in WaPo), in Persian, may be downloaded here. Some election documents related to the charged are here.

I found very helpful links from "Binglybinglybip" here on Twitter.

Mousavi Details Alleged Election Fraud in Iran - washingtonpost.com

Protests continuing on a relatively small scale: