With Stig Abell and Thea Lenarduzzi – Who reads Anthony Powell now? A. N. Wilson celebrates the muted comedy of a British novelist best-known (only known?) for his twelve-novel sequence A Dance to the Music of Time; TLS Fiction editor Toby Lichtig talks to the novelist and essayist Geoff Dyer at the 2017 Hay Festival in Arequipa, Peru; Imogen Russell Williams rounds up the brightest and most inspiring new children's books