From the author of million-copy bestseller, Flowers for Algernon, the shocking true story of a troubled young man and his splintered, terrifying world. Inspiration for the new TV series THE CROWDED ROOM starring Tom Holland’An absorbing, often heart-rending exploration of the human mind’ Cosmopolitan’Fascinating’ LA Times ‘[Keyes] has carried it off brilliantly, bringing not only a fine clarity but a special warmth and empathy’ Washington PostBilly Milligan was a man tormented by twenty-four distinct personalities battling for supremacy – a battle that culminated when he awoke in jail, arrested for the kidnap and rape of three women. In a landmark trial, Billy was acquitted of his crimes by reason of insanity caused by multiple personality disorder – the first such court decision in history. Among the twenty-four are: Philip, a petty criminal; Kevin, who dealt drugs; April, whose only ambition was to kill Billy’s stepfather; Adalana, the shy, affect