The Tylenol Murders were a tragic series of events where seven people died after ingesting Tylenol capsules that had been tampered with and laced with cyanide in the Chicago area in 1982.

The podcast episodes "25: The Tylenol Murders | Red Thread" and "The Tylenol Murders (with Brad Edwards)" delve into the details of this unsolved case, examining the investigation, the public panic, and the aftermath, including the introduction of tamper-proof packaging for over-the-counter medications.

These episodes provide a comprehensive look at this pivotal moment in the history of product safety and consumer trust.