Emily Hanford introduces the first episode of her new podcast, Sold a Story. There's an idea about how children learn to read that's held sway in schools for more than a generation — even though it was proven wrong by cognitive scientists decades ago. Teaching methods based on this idea can make...

Producer DJ Cashmere spent seven years teaching Black and brown students at a Noble Street charter high school in Chicago. At the time, Noble followed a popular model called "no excuses." Its schools required strict discipline but promised low-income students a better shot at college. After DJ...