ATLANTA — On Aug. 1, Walter B. Shurden, minister at large of Mercer University in Macon, Ga., will step up to the role of interim executive director of the Baptist History & Heritage Society (BH&HS), following the retirement of current Executive Director Charles Deweese. Shurden, a prolific Baptist historian, is a longtime society member, having served as president (1975–1976) and…