Joel Dicker, a 27-year-old Swiss novelist, is the talk of the town in his native city of Geneva. Dicker’s second book, La Vérité sur l’affaire Harry Quebert (ed. Fallois/l’Age d’Homme, Sept. 2012) has won three major literary prizes, including the novelist’s award from the Académie française, and was long-listed last year for France’s Prix Goncourt. At the Frankfurt Book Fair last fall, Harry Quebert was a sensation: one observer compared the buzz surrounding the book to that of Stieg Larsson’s Millennium series. That Dicker is young, handsome, and managed to dethrone Fifty Shades of Grey on