Public schools are inequitable because the school systems are maniacally loyal to white families. We can’t have equitable public education unless schools limit the disproportionate power of white parents. But is that even possible? Chana finds two schools that are trying to do just that, and both are actually inside the 293 building. One is downstairs in the basement, where a charter school called Success Academy opened about 7 years ago. The other is upstairs at BHS, the newly renamed SIS. Our newest podcast, “The Preventionist” is out now. Search for it wherever you get your podcasts.To get full access to this and other Serial Productions and New York Times podcasts on Apple Podcasts and Spotify, subscribe at nytimes.com/podcasts.To find out about new shows from Serial Productions, and get a look behind the scenes, sign up for our newsletter at nytimes.com/serialnewsletter.Have a story pitch, a tip, or feedback on our shows? Email us at serialshows@nytimes.com