“Fascinating and useful . . . The distinguished memory researcher Scott A. Small explains why forgetfulness is not only normal but also beneficial.”—Walter Isaacson, bestselling author of The Code Breaker and Leonardo da Vinci Who wouldn’t want a better memory? Dr. Scott Small has dedicated his career to understanding why memory forsakes us. As director of the Alzheimer’s Disease Research Center at Columbia University, he focuses largely on patients who experience pathological forgetting, and it is in contrast to their suffering that normal forgetting, which we experience every day, appears in sharp relief.