Richard Dawkins' biggest critics used to be conservative Christians. Now they're Berkeley progressives who defend anything and everything Islamic.

The militant atheist, evolutionary biologist and former University of Oxford "professor for public understanding of science" was supposed to speak about his new collection of essays at a Berkeley church, sponsored by a local progressive radio station, KPFA.

Then the station learned about his tweets critical of Islam and cancelled the Aug. 9 event.

University of Chicago evolutionary biologist Jerry Coyne posted the email KPFA sent through the ticketing agency announcing the cancellation – before it informed Dawkins:

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