True Crime, Cold Cases and the ‘CSI’ Effect: A Forensic Science Deep Dive

In this episode of “This Is Purdue,” we’re talking to Krystal Hans, director of forensic science and assistant professor of forensic entomology at Purdue University. As the only board-certified forensic entomologist in the Midwest, Krystal is a well-known expert in her field. And she’s digging into how insects affect crime investigations and cold cases. In this episode, you will: Learn more about the truth behind true crime on TV (think “Law & Order”) versus reality and how the “CSI” effect can impact the outcomes of real-life cases Discover more about forensic entomology, from Krystal’s early love of insects to the crucial job experts like her have when collecting evidence at crime scenes Hear more about Krystal’s roles leading Hans Lab, where she collects and analyzes insect evidence and mentors students, and Hans Forensics, where she consults on current investigations Gain knowledge about student experiences with real Indiana cold cases in Krystal’s popular forensic investigation class — which has grown to over 200 students — and how their contributions can change the trajectory of investigations Understand more about society’s fascination with true crime and the importance of empathy and ethical advocacy for victims and their loved ones Learn more about the Cold Case Symposium, which provides a platform for families of victims to connect with law enforcement and the community You don’t want to miss this episode with a leading forensic entomologist who’s preparing the next generation of Boilermakers to be more empathetic and inquisitive professionals in their fields. Learn more about your ad choices. Visit megaphone.fm/adchoices

You can listen to True Crime, Cold Cases and the ‘CSI’ Effect: A Forensic Science Deep Dive online on Radio and Podcast. Open the player on this page to stream the available audio.

True Crime, Cold Cases and the ‘CSI’ Effect: A Forensic Science Deep Dive is an episode from This Is Purdue by Purdue University.

This episode is 41:48 long.

This episode was published on Apr 16, 2026.

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