In the summer of 2023, reporter Dyan Neary received a tip about a problematic doctor in Pennsylvania. Families were claiming that when they sought medical care for their children, this pediatrician falsely accused them of abuse, and their children were taken away from them. The Preventionist traces this doctor’s decades-long career across multiple states, and explores the rise of a new and powerful kind of specialist, the “child abuse pediatrician” — whose decisions can be incredibly difficult to challenge. Our newest podcast, “The Retrievals, Season 2” is out now. Search for it wherever you get your podcasts, or follow it here: lnk.to/retrievals2 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