Writer RICK BRAGG (“All Over But the Shoutin’,” “Ava’s Man”) hits town tonight to discuss his latest memoir, “The Prince of Frogtown,” about Bragg’s relationships with his father and, later, with his 10-year-old stepson. 7 p.m. at the Carter Library. Admission is $10 or free with the purchase of the book ($24) from A Cappella books. 404-681-5123. www.acappellabooks.com.