
Whether you're a practicing Latent Print Examiner or you're interested in forensics and true crime, the Double Loop Podcast is a weekly show featuring Glenn Langenburg and Eric Ray discussing latent print topics, current events in forensic science, the newest research articles, interesting guests, and analysis of notable cases from a forensic scientist perspective.
| Publishes | Monthly | Episodes | 153 | Founded | 12 years ago |
|---|---|---|---|---|---|
| Number of Listeners | Categories | GovernmentScienceNatural Sciences | |||

Eric Ray and Glenn Langenburg talk about their week in Orlando at the 2025 IAI Educational Conference. Hear about Quality Metrics, limited examinations, and linking cases together, and hear from some of the conference attendees.
In this episode Eric poses to Glenn a Mandela effect question concerning household cleaning products. After that, the guys celebrate the 4th of July holiday by welcoming their guests from Ireland. Four fingerprint examiners from Forensic Science Irel... more
In this episode, the guys start with a product-based Mandela effect question. Then they welcome back long-time friend of the show and webmaster, Michael Whyte from the New South Wales police force in Australia. Michael has a question for Glenn and Er... more
In this episode, Eric stumps Glenn with a geography based Mandela Effect question. Then the guys welcome their guest commentator, Brendan Max, Public Defender and Chief of the Forensic Science Division in Chicago, Illinois. Eric, Glenn, and Brendan t... more
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I listened to these two cats on the recommendation of a couple of friends (thanks Trudy Cruise & Matt Covay). They are witty and their forensic takes are spot on.
Keep up the good work fellas!!!
Amazingly helpful content! I am constantly sharing episodes with my coworkers in the field of forensics. There are useful lessons in the episodes even if you aren’t specifically in the latent print discipline. The hosts are also great trainers.
Easy to listen to because of Eric and Glenn’s hilarious banter. Love listening at work, in the car and at home. Listening to this podcast convinced me to start attending the IAI, and I am hooked.
Keep up the great work!
I appreciate you guys!
Enjoyed episode 177 with Bart Epstein. Was a little confused at the end of podcast when talking about the “chair rail” Did they mean chair lift? Two different things.
I’ve been a avid listening of the DLP for a few years and I have now taken educational courses with both of the hosts which gives me a better understanding of their personalities! Lol! They are both awesome with great perspectives! Grateful that they continue to tackle relevant topics within the discipline and even some popular pop culture topics (like shows, documentaries, etc). I love it when they break down research that comes out in a way that make it easier to understand and articulate. Tha... more
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How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.
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Apple Podcasts | #161 |
Recent interactions between the hosts and their guests.
Listeners, social reach, demographics and more for this podcast.
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Focus extensively on topics related to forensic science, especially latent print analysis, the show features lively discussions between hosts Eric Ray and Glenn Langenburg. Episodes cover a range of subjects such as recent advancements in forensic techniques, insights from various forensic professionals, and interpretations of significant legal cases involving forensic evidence. Unique to the show is the blend of entertainment and education, bringing in humor and anecdotes while tackling complex scientific issues, making it suitable for both professionals in the field and enthusiasts alike.
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Double Loop Podcast launched 12 years ago and published 153 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.
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Recent guests on Double Loop Podcast include:
1. Aoife Power
2. Kim Connick
3. Craig Mullen
4. Columb Doherty
5. Michael Whyte
6. Brendan Max
7. Ruby O'Connor
8. Andrew Chapman
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