"Oliver Sacks meets Stephen King"* in this propulsive, haunting journey into the life of the most studied human research subject of all time, the amnesic known as Patient H.M., a man who forever altered our understanding of how memory works--and whose treatment raises deeply unsettling questions about the human cost of scientific progress. For readers of The Immortal Life of Henrietta Lacks comes a story that has much to teach us about our relentless...