William Trevor is an extremely accomplished writer, and Other People's Worlds is as accomplished as anything he's so far written. Trevor has the professional's knack of allowing key moments to make their effect without help of underlining. The villain-hero of his new novel, Francis Tyte, is a bit-part actor, full-time liar and fantasist who makes trouble for all the women he fastens and fattens on, without himself being troubled by anything more than rage that they're occasionally ungrateful to and unworthy of him. He has an illegitimate daughter by a shop assistant, Doris, and Trevor contrasts the drab meanness of their lives with that of Francis's. One scene ends with Doris spooning out tinned ravioli for her daughter before she notices that Joy is comatose with drugs…. The next scene begins: 'In the Rembrandt Hotel, in the restaurant called the Carver's Table, Francis ate roast beef, and drank...