Double Loop Podcast
Glenn Langenburg and Eric Ray discuss latent prints, the latest latent print research, forensic science in general, and regular interviews with people in the latent print field.
- Update frequency
- every 22 days
- Average duration
- 67 minutes
- Episodes
- 151
- Years Active
- 2013 - 2025
Episode 265 - Dr. Bethany Growns Interview
Glenn and Eric start by talking about their Christmas plans, followed by a game of “Where in the Whorld”. They then welcome their guest, Dr. Bethany Growns, a lecturer and psychologist at the Univer…
00:55:50 |
Fri 02 Feb 2024
Episode 264 - Fingerprints Proven by AI to Not Be Unique!
Eric and Glenn respond to the recent allegations that a computer science undergraduate at Columbia University, using Artificial Intelligence, has “proven that fingerprints aren’t unique” or at least……
01:26:25 |
Sat 20 Jan 2024
Episode 263 - Caitlin Rough Interview
In this episode, Eric and Glenn interview Caitlin Rough, a Masters student at the University of Western Sydney. Glenn saw Caitlin present at the IAFS conference back in November 2023. She comes ont…
00:47:18 |
Fri 12 Jan 2024
Episode 262 - Teneil Hannah Interview
Eric and Glenn discuss their holiday parties and preparations, play another round of "Where in the Whorld?", and then interview a guest all the way from Sydney, Australia. Teneil Hannah, a PhD candi…
00:56:59 |
Fri 29 Dec 2023
Episode 261 - Fall Travel Catchup
Glenn Langenburg and Eric Ray spent the past few months traveling to conferences far and wide. This episode they catch up with each other on recent travels, stories from the road, and some of the pre…
00:58:48 |
Tue 19 Dec 2023
Episode 260 - Tales from the Courtroom
Eric and Glenn return with a super-sized episode where they trade courtroom stories. Glenn had two cases in 2023 where the judges and decisions were rather surprising. From being hurried, harried, …
01:41:03 |
Sat 25 Nov 2023
Episode 259 - The 2023 IAI Conference
Eric and Glenn share their adventures at the 2023 International Association for Identification conference held in August in National Harbor, MD in the Washington D.C. area. They discuss various lect…
01:15:52 |
Fri 22 Sep 2023
Episode 258 - Gap Science Interview
Eric Ray and Glenn Langenburg are at the 2023 IAI conference in National Harbor, MD with Erin West and Ashley Church of Gap Science. They've developed a series of classes and an entire virtual confer…
00:32:12 |
Fri 15 Sep 2023
Episode 257 - Which Forensic Discipline Is The Most Reliable?
To start the episode, Glenn tells Eric a story relating to Edmond Locard and Galdino Ramos, a doctor with an interesting connection to the history of fingerprints. Later in the episode the guys take…
01:19:42 |
Sun 13 Aug 2023
Episode 256 - Tom Busey - CSDIAI
Glenn Langenburg and Eric Ray bring the podcast to the California State Division of the IAI. Tom Busey joins the panel, and they discuss one of Tom's recent papers on an alternate method for calculat…
01:58:27 |
Thu 20 Jul 2023
Episode 255 - Busey Visual Evidence Paper
Eric Ray and Glenn Langenburg discuss the recent article from Tom Busey - Tracking the growth of visual evidence in fingerprint comparison tasks. Examiners were shown features one at a time and asked…
00:51:55 |
Mon 12 Jun 2023
Episode 254 - NIST Latent Accuracy
Glenn Langenburg and Eric Ray eventually discuss the results of the recent NIST Evaluation of Latent Friction Ridge Technology. But first there are a couple of detours. Glenn discusses recent testimo…
00:54:35 |
Mon 03 Apr 2023
Episode 253 - Bigger Blacker Boxes
Eric Ray and Glenn Langenburg tackle three new Black Box / Accuracy studies from Austin Hicklin, et al and Noblis. Results from research into the accuracy of forensic handwriting comparison, footwear…
01:08:01 |
Tue 21 Feb 2023
Episode 252 - Alan McNamara Interview
Glenn Langenburg and Eric Ray are joined by Alan McNamara to continue discussing the case that sent him to jail. Alan shares his story from the day the police first knocked on his door through the tr…
01:28:28 |
Wed 08 Feb 2023
Episode 251 - Alan McNamara Case - Part 2
Eric Ray and Glenn Langenburg continue their discussion of the Alan McNamara case from the UK. This time they start with the trial and then go through many of the expert witnesses that got involved i…
01:19:10 |
Sat 14 Jan 2023
Episode 250 - Alan McNamara Case - Part 1
Glenn Langenburg and Eric Ray discuss the case of Alan McNamara from the UK. In this episode we cover the details of the burglary and how the police focused on Alan McNamara. Despite many issues in t…
01:08:44 |
Fri 06 Jan 2023
Episode 249 - IAI 2022 & Catch Up Episode
Eric and Glenn return from a hiatus to have a more relaxed catch-up episode. They share an adventure or two including the great Arizona Treasure Hunt that they participated in. Eric shares some exp…
00:52:03 |
Wed 07 Dec 2022
Episode 248 - Dr. Henry Swofford Interview
Eric and Glenn interview returning guest, and newly minted PhD, Dr. Henry Swofford on his recent paper, with co-author Prof. Christophe Champod: “Probabilistic reporting and algorithms in forensic sc…
01:19:54 |
Thu 11 Aug 2022
Episode 247 - Brianne Breedlove Interview
Glenn Langenburg and Eric Ray sit down with Brianne Breedlove from Uncover Forensics to discuss online training and how things have changed in professional forensic training over the past few years. …
01:19:48 |
Wed 29 Jun 2022
Episode 246 - Stephan Cowans Case
Today, Eric and Glenn FINALLY review the Stephan Cowans case, a case of an erroneous identification from Boston where a fingerprint identification was critical evidence used to convict Cowans in 1998…
01:34:20 |
Sat 07 May 2022
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