His personal tip was Homes' May We Be Forgiven, which he called "poignant, blackly humorous and a ground-breaking portrait of an America turning to nostalgia".
Described by publishers Little Brown and Co as "blackly comic, thought-provoking and constantly surprising", there were mixed reviews for the novel when it was published in September, with Rowling variously described as "unadventurous", "bleak" and "brilliant" by newspaper critics.