In cooperation with President Obama's "White House Interfaith & Community Service" Challenge, Dan Barker will represent the "nonfaith" community with a talk about "The importance of state/church separation" at the University of Wisconsin, on Wednesday, November 30, at 7:00 pm in room 6210 of the Sewell Social Sciences Building. The event is sponsored by AHA! (Atheists, Humanists, & Agnostics @ UW-Madison). Contact AHA! president Chris Calvey at .