"A revealing, courageous, fascinating, and funny account of the author's experiment with microdoses of LSD in an effort to treat a debilitating mood disorder, of her quest to understand a misunderstood drug, and of her search for a really good day. When a small vial arrives in her mailbox from "Lewis Carroll," Ayelet Waldman is at a low point. Her mood storms have become intolerably severe; she has tried nearly every medication possible; her husband...