In early April, American Atheists placed its president, David Silverman, on leave in response to an unspecified complaint. Silverman serves as a high-profile voice against religion in America. He frequently appears on news programs, and in recent years led the organization in a well-publicized attack against Christmas. Or, at least, against the celebration of Christmas. A spokesman for the organization, Nick Fish, said that the complaint resulted from “alleged violations of the American Atheists code…