Holy Orders, by Benjamin Black – review

It’s always a little disconcerting for the rest of us when literary novelists turn to crime. Have they become different writers? John Banville, winner of the 2005 Man Booker Prize with The Sea, has published seven crime thrillers. He writes as Benjamin Black. He certainly looks different — Black has a matching author photo that shows a sinister figure resembling a melancholy Mafia hitman with half his face in shadow.