The next meeting of the Foucault Circle will be at DePaul University in Chicago, March 6-8 2009. Their call for papers is now being circulated (not yet on their website but should be shortly. Update: cfp now on their website). Deadline is November 10, 2008 to Brad Elliott Stone, Program Chair (email@example.com).
They will also have a session on Foucault at the APA (American Philosophical Association) Eastern Division meetings in December in Philadelphia.