In this podcast episode, we explore the intriguing link between legalized abortion and the unexpected decline in violent crime in the U.S. since the 1990s. It introduces the Levitt-Donohue hypothesis, which posits that legalized abortion has resulted in fewer unwanted children who might have otherwise been drawn into crime. The episode thoughtfully analyzes substantial evidence and considers alternative factors, like lead pollution, while emphasizing the complex nature of social and economic issues. It also highlights the importance of effectively communicating research findings to the public.