If Lisa Taddeo gets stoned, she tends to reach for the same snack: “Grilled cheese is my number one,” says the American author, who occasionally smokes marijuana to help “crack the code” of whatever she’s working on at the time. Her method seems to be effective: Taddeo’s work has earned her two Pushcart prizes, one British Book Award and, for her first book, Three Women, 11 weeks on The New York Times bestseller list. The nonfiction story—which is now being adapted into a TV series starring Shailene Woodley—was reported by Taddeo over eight years.¹ It follows three narratives: the affair an Indiana woman is conducting with her high school boyfriend; the sex life of a New England restaurateur whose husband has a cuckold fetish; and the perspective of Maggie, a North Dakota...