Best Len Epp Podcasts (2026)

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The Disappearance of Mary Shotwell Little - A New Investigation 42:00

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8d ago42:00

42:00

Mary Shotwell Little vanished from Lenox Square mall in Atlanta on October 14, 1965. The 25-year-old newlywed's car was found the next day with blood evidence and unexplained mileage, launching one of the city's most intensive searches. Now, a decade-long investigation by civilian researchers has uncovered previously unseen FBI files and identified…

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In Memoriam: The Murder of Eric Nelams 39:38

15d ago39:38

39:38

We continue our coverage of the cold case of Eric Nelams, and his family's fight for justice. Army veteran Eric Nelams was shot and killed outside his Phenix City, Alabama home in 2003, just days after refusing to take blame for an embezzlement scheme. His family believes the timing was no coincidence—and 22 years later, his homicide case remains c…

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Sal Kimmich, Author of Code, Chips and Control: The Security Posture of Digital Isolation 1:04:41

18d ago1:04:41

1:04:41

In this episode of the Leanpub Podcast, Sal Kimmich offers a deep technical look at the evolving security landscape across hardware, software, and open-source ecosystems. They discuss how modern attack surfaces emerge from increasingly interconnected systems, where chip-level vulnerabilities, firmware exploits, and opaque supply-chain dependencies …

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Phenix City: The Murder of Eric Nelams 33:14

22d ago33:14

33:14

Army veteran and father Eric Nelams, 32, was shot and killed outside his Phenix City, Alabama home on September 26, 2003. Multiple suspects ambushed Eric in his carport while he was leaving for work in what police believe was a planned attack. Twenty-two years later, Eric's murder remains unsolved. His family believes someone in the interconnected …

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Matthew Hawthorne, Author of Push to Prod or Die Trying 47:16

29d ago47:16

47:16

In this episode of the Leanpub Podcast, Leanpub co-founder Len Epp interviews software engineer and consultant Matthew Hawthorne, author of Push to Prod or Die Trying. They discuss Matthew’s journey through high-scale systems, life inside big tech, and why production incidents are the greatest teachers in engineering. Matthew explains the realities…

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System Stall: The Death of Shawna Toya 35:36

1M ago35:36

35:36

The Toya family continues seeking answers after discovering evidence they believe was overlooked—including another woman's ID found in Shawna's car and missing rent money. MMIWR/MMIP advocate Darlene Gomez discusses systemic issues in Indigenous victim investigations and cold case challenges. The family shares how they honor Shawna's memory while c…

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Lonely Morning Hours: The Death of Shawna Toya 38:53

2M ago38:53

38:53

Jemez Pueblo artist Shawna Toya was found unresponsive in her car at an Albuquerque, New Mexico park on August 1, 2021, and was pronounced dead at the scene. Her family discovered evidence—another person's ID in Shawna's vehicle, missing rent money, and undocumented trauma on her body—that they believe warrants further investigation. Our coverage f…

1
Missing Twice: No Body Homicides 43:24

2M ago43:24

43:24

Forensic anthropologists Dr. Amy Michael and Dr. Jen Bengtson reveal a critical gap in missing-persons databases and unidentified-remains cases. No-body homicide victims—those identified as murdered, but without recovered remains—may not appear in forensic identification databases, creating problems for cold-case investigations and forensic anthrop…

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César Antonio López Segura, Author of Neural Networks and Adaptive Control 43:29

2M ago43:29

43:29

In this episode of the Leanpub Podcast, Len Epp interviews César Antonio López Segura, author of Neural Networks and Adaptive Control: An Online Machine Learning Perspective. They discuss his deep technical background in control theory, his passion for bridging it with modern machine learning, and how adaptive systems can respond intelligently to d…

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Killer Data: Serial Killers in the Modern Age, Part 2 31:35

2M ago31:35

31:35

Our platform is having ongoing technical issues causing episodes to disappear and reappear. We appreciate your patience as we have this fixed and apologize if episodes hit your queue multiple times. Part 2 of our re-release of our interview with Enzo Yaksic. Atypical Homicide researcher Enzo Yaksic shares his perspective on cultural myths regarding…

1
Rich Allen, Author of User Needs Mapping: Aligning Teams Around What Matters 56:21

2M ago56:21

56:21

In this Leanpub Podcast episode, host Len Epp interviews Rich Allen, author of User Needs Mapping: Aligning Teams Around What Matters and an independent consultant specialising in socio-technical architecture and team design. With over two decades of experience and a role as a long-serving valued practitioner of the Team Topologies community, Rich …

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Listen Now: Scamfluencers "Pharmacist Femme Fatale" 5:22

2M ago5:22

5:22

You never really know someone…especially online. In today's world, the power of influence can be the quickest path to money and fame, and it often ends in ruin. These are the stories of the world's most insidious Scamfluencers. And we are their prey. On Wondery's new weekly series, join co-hosts Scaachi Koul and Sarah Hagi as they unpack epic stori…

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Killer Data: Serial Killers in the Modern Age 36:06

2M ago36:06

36:06

A re-release of our classic interview with Enzo Yaksic. Part two will be out tomorrow. Atypical Homicide researcher Enzo Yaksic shares his perspective on cultural myths regarding the "average" serial killer, what—and who—has skewed our perceptions of serial killers, and why it's so important that experts, law enforcement, and consumers begin to und…

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Introducing: CONSPIRACY THEORIES, CULTS, AND CRIMES 8:08

3M ago8:08

8:08

From Jonestown to Heaven's Gate, to the Octopus Murders and the Waco Siege, the world is full of deception, manipulation, and destruction. Listen to Conspiracy Theories, Cults, and Crimes every Wednesday as we explore the real people at the center of the world's most shocking secrets and nefarious organizations. Conspiracy Theories, Cults, and Crim…

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Edward Abramowich, Author of Rethinking Capital Project Delivery 55:41

3M ago55:41

55:41

In this episode of the Leanpub Podcast, Len Epp interviews Edward Abramowich, author of Rethinking Capital Project Delivery: Agentic AI–Driven Strategies for the New Era. They discuss why large projects often fail to deliver on time and budget, and how agentic AI - autonomous AI agents that plan, act, and learn - can transform the way complex proje…

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A Lasting Legacy: The Murder of Rose Goodman 43:12

3M ago43:12

43:12

We continue our coverage of the story of 80-year-old Rose Goodman, who was a fixture of her Southwest Philadelphia neighborhood. She was a mother and grandmother who'd been a leader in the church and community, and who'd volunteered with the schools her three children attended. Her close-knit block on Broomall Street looked after each other, and li…

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Max Guernsey, III, Co-Author of Ready: Why Most Software Projects Fail and How to Fix It 1:09:55

3M ago1:09:55

1:09:55

In this Leanpub Podcast episode, Leanpub co-founder Len Epp interviews Max Guernsey, III, co-author of Ready: Why Most Software Projects Fail and How to Fix It and co-founder of Producore.With nearly 30 years in the software industry, Max shares insights from his diverse career across technologies and domains. He discusses why so many software proj…

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In Community: The Murder of Rose Goodman 41:42

3M ago41:42

41:42

80-year-old Rose Goodman was a fixture of her Southwest Philadelphia neighborhood—a mother and grandmother who'd been a leader in the church and community, and who'd volunteered with the schools her three children attended. Her close-knit block on Broomall Street looked after one other, and lived quietly in the bustling city—so it was shocking when…

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Luniel de Beer, Co-Author of Ready: Why Most Software Projects Fail and How to Fix It 1:16:40

3M ago1:16:40

1:16:40

In this episode of the Leanpub Podcast, Len Epp interviews Luniel de Beer, co-author of Ready: Why Most Software Projects Fail and How to Fix It and co-founder of Producore. Luniel explains why so many software projects fail due to poor preparation, misaligned expectations, and weak communication between business and development teams. He shares in…

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He Was Love: The Murder of Armani Dante Morgan 32:44

3M ago32:44

32:44

We continue our coverage of the unsolved homicide of Armani Dante Morgan, who, in May of 2017, was systemically stalked and repeatedly assaulted--not by strangers, but by people he knew well. After three attacks, he disappeared—and his family began a desperate search. When Armani's remains were discovered, weeks later, not far from his home, they h…

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Romano Roth, Author of The Cybernetic Enterprise 1:04:03

4M ago1:04:03

1:04:03

In this episode of the Leanpub Podcast, Len Epp interviews Romano Roth, author of The Cybernetic Enterprise: How to Build a Future-Ready Organization. Roth, a leading thinker in cybernetic transformation, discusses how enterprises can evolve beyond the “fast team, slow enterprise” dilemma that hinders large organizations. He explains how principles…

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People He Knew: The Murder of Armani Dante Morgan 33:42

4M ago33:42

33:42

In May of 2017, Armani Dante Morgan, a Dallas native living in the Oak Cliff area of the city, was systemically stalked and repeatedly assaulted--not by strangers, but by people he knew well. After three attacks, he disappeared—and his family began a desperate search. When Armani's remains were discovered weeks later, not far from his home, they ho…

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Namesake: The Murder of Catherine "Catrina" Mowrey 37:38

4M ago37:38

37:38

We continue our coverage of the unsolved 1985 death of Catherine "Catrina" Mowrey, a 24-year-old Kansas native who'd moved to Dallas, Texas at age 18; days after she was supposed to arrive home in Kansas for a visit, her body was found miles from her apartment, wrapped in sheet, in the trunk of car. Her case classification, her cause of death, poss…

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Klaus Haller, Author of The Definitive Guide to Cloud Security Architecture 36:34

4M ago36:34

36:34

In this episode of the Leanpub Podcast, Len Epp interviews Klaus Haller, senior IT security architect and author of The Definitive Guide to Cloud Security Architecture. They explore Klaus’s career journey from software engineering into cloud security, and dive into the four pillars of cloud security: architecture, network/perimeter defenses, identi…

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Dallas, Texas: The Murder of Catherine "Catrina" Mowrey 30:47

4M ago30:47

30:47

In the first series of our latest season, we cover the unsolved 1985 death of Catherine "Catrina" Mowrey, a 24-year-old Kansas native who'd moved to Dallas, Texas at age 18; days after she was supposed to arrive home in Kansas for a visit, her body was found miles from her apartment, wrapped in sheet, in the trunk of car. Her case classification, h…

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The Murder of Larry "LJ" Sanders, Jr: A Long Memory, Down Here 45:09

5M ago45:09

45:09

. Throughout July, we are re-sharing cases that still need attention and tips. This week, we are re-sharing an episode that first aired in 2022. On July 10th, 2010, Larry "LJ" Sanders, Jr., an Edgefield, SC-area father of two, was murdered during a home invasion; his mother, Carolyn Bates, wants to know why, and who, and when someone will be ready …

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Twelve Years Cold: The Murders of Jacky Nguyen and Nhut Phan 33:15

5M ago33:15

33:15

Throughout July, we are re-sharing cases that still need attention and tips. This week, we are re-sharing an episode that first aired in 2022. In part two of this two-part series, we cover the cold-case homicides of Birmingham, Alabama nail-salon owners Jacky Nguyen and Nhut Phan, who were killed in their store just after Christmas in 2010; their d…

1
Andriy Burkov, Author of The Hundred-Page Language Models Book & Course 1:01:28

5M ago1:01:28

1:01:28

In this episode of the Leanpub Podcast, Len Epp interviews Andriy Burkov, author of The Hundred-Page Language Models Book: Hands-on with PyTorch. Andriy shares his deep expertise in machine learning and artificial intelligence, discussing the rapid rise of LLMs like GPT, the realities behind AGI hype, and the current state of AI research and applic…

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Top Perfect Nails: The Murders of Jacky Nguyen and Nhut Phan 35:16

5M ago35:16

35:16

Throughout July, we are re-sharing cases that still need attention and tips. This week, we are re-sharing an episode that first aired in 2022. In part one of this two-part series, we cover the cold-case homicides of Birmingham, Alabama nail-salon owners Jacky Nguyen and Nhut Phan, who were killed in their store just after Christmas in 2010; though …

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The Disappearance of Bula Mae Robertson: October 1993 35:43

6M ago35:43

35:43

Throughout July, we are re-sharing cases that still need attention and tips. This week, we are re-sharing an episode that first aired in 2022. Warner Robins, Georgia is a military town that is attractive to families seeking affordable housing and good schools--and few long-term missing-persons cases. The oldest case on record is the disappearance o…

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Qiusheng Wu, Author of Introduction to GIS Programming 51:19

6M ago51:19

51:19

In this Leanpub Podcast episode, Len Epp interviews Qiusheng Wu, author of Introduction to GIS Programming: A Practical Python Guide to Open Source Geospatial Tools. They discuss Qiusheng’s journey from growing up in rural China to earning a PhD and becoming a leading figure in the open-source GIS community.Qiusheng shares insights into his develop…

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Ed Barnard, Author of Beyond Prompt Engineering: The Revolutionary Way to Learn Augmented Thinking 50:36

6M ago50:36

50:36

In this Leanpub podcast episode, Len Epp interviews Ed Barnard, author of Beyond Prompt Engineering: The Revolutionary Way to Learn Augmented Thinking. With two 20-year careers—first in operating system development at Cray Research and then in web software development—Ed brings deep technical expertise and philosophical insight to the conversation.…

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Deep Dive: Investigative Genetic Genealogy 55:53

7M ago55:53

55:53

This episode, we discuss the past, present, and future of FIGG/IGG with regular guest and Accredited Investigative Genetic Genealogist (AIGG) Cairenn Binder. Cairenn is the assistant director at Ramapo College's Investigative Genetic Genealogy Center and a founding partner with Coast to Coast Genetic Genealogy Services. We cover wrongful conviction…

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An Unbroken Connection: The Murder of Princeton Morris 36:15

7M ago36:15

36:15

We continue our coverage of the open homicide case of Princeton Morris. In May of 2022, Princeton Morris was shot and killed in his own East Point apartment in Metro Atlanta. For three years, his family has searched for answers: who targeted their brother and son, and why? If you have any information in Princeton's case, please: call Crime Stoppers…

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Anne-Marie Charrett, Author of The Quality Coach's Handbook 58:10

7M ago58:10

58:10

In this episode of the Leanpub Podcast, Len Epp interviews Anne-Marie Charrett, author of The Quality Coach’s Handbook. Anne-Marie shares her journey from test automation to becoming a leader in quality coaching and engineering. She discusses her roles thoughout her career, and how she advocates for embedding quality practices throughout software t…

1
East Point: The Murder of Princeton Morris 34:48

7M ago34:48

34:48

In May of 2022, Princeton Morris was shot and killed in his own East Point apartment in Metro Atlanta. For three years, his family has searched for answers: who targeted their brother and son, and why? If you have any information in Princeton's case, please: call Crime Stoppers Atlanta at 404-577-TIPS(8477). You may be eligible for a 10,000 dollar …

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Jonathan B. Crossland, Author of The Software Developer's Handbook: Volume 1 46:32

7M ago46:32

46:32

In this Leanpub Podcast episode, Len Epp interviews Jonathan B. Crossland, author of The Software Developer’s Handbook: Volume 1. Jonathan shares his unconventional path from performing arts into software development, and the inspiration behind his values-based engineering framework, Ammerse.They dive into how personal values, like creativity and a…

1
Alex Telford, Author of Practical Python for Production Under Pressure 40:50

7M ago40:50

40:50

In this episode of the Leanpub Podcast, Len Epp interviews Alex Telford, Senior Pipeline and Software Engineer and author of Practical Python for Production Under Pressure. Alex shares insights from his career in VFX and animation, where developers must build and fix tools quickly while productions are running full tilt. They discuss the origins of…

1
East of Baton Rouge: The Disappearance of Marcus Oubre 42:43

7M ago42:43

42:43

In August of 2023, Louisiana native Marcus Oubre left his home in Baton Rouge on a late evening Wal-Mart run. Then, instead of returning home, he headed southeast. Hours later, his wrecked car was discovered near St. John Parish, and Marcus had vanished. Today, his beloved fifteen-year-daughter, Sa'Niyah and her family are still searching for answe…

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Ivan Krnic, Author of BizTech Evolution: From Transactional Services to Strategic Alliances 52:05

7M ago52:05

52:05

In this Leanpub Podcast episode, Len Epp interviews Ivan Krnić, author of BizTech Evolution: From Transactional Services to Strategic Alliances and Director of Engineering at CROZ. Ivan shares his insights on the changing relationship between business and technology teams, advocating for a shift from traditional siloed interactions to strategic par…

1
2016: The Disappearance of Wanda Faye Walker 46:44

7M ago46:44

46:44

In Nashville, Tennessee, there's a family—the Walkers—who have faced the terror of a loved one's disappearance not once, but twice—in 1999, and then in 2016. This episode, we cover the case of Wanda Faye Walker, who vanished 17 years after her daughter, Laresha "Deana" Walker, was reported missing. This season covers missing persons and unsolved ho…

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1999: The Disappearance of Laresha "Deana" Walker 39:16

8M ago39:16

39:16

In Nashville, Tennessee, there's a family—the Walkers—who have faced the terror of a loved one's disappearance not once, but twice. In 1999, 23-year-old Laresha "Deana" Walker vanished after dropping off her two-year-old son. Nearly two decades later, her mother Wanda Faye Walker went missing, too. This season covers missing persons and unsolved ho…

1
Isaak Tsalicoglou, Author of Phoenix Product Codex 51:55

8M ago51:55

51:55

In this episode of the Leanpub Podcast, Len Epp, co-founder of Leanpub, interviews Isaak Tsalicoglou, author of Phoenix Product Codex. Isaak shares the story behind his book, which grew out of real-world problems faced in his family’s business. He explains how he built a REST API for managing product data using Elixir and the Phoenix web framework,…

1
Listen Now: Death County, PA 5:49

8M ago5:49

5:49

Lamont Jones leaves Dauphin County Prison for the last time, a free man ready to move on with his life. But when his young cousin dies in that same jail, he learns that this is not the only mysterious death that has plagued Dauphin County Prison. The search for the truth will put him at odds with a reality TV show coroner who claims to speak for th…

1
Macon County: The Murder of Susie Walker Quinn 44:35

8M ago44:35

44:35

In this re-release, we're sharing an episode from our 2023 Unsolved South series at the request of family members who hope to attract more media attention to their loved one's case. This episode focuses on the 1986 cold case homicide of Susie Walker Quinn, a beloved wife and mother, and community member from Macon County, GA. Susie's family had dee…

1
Identified: Doe Cases Resolved 1:01:53

9M ago1:01:53

1:01:53

In our midseason episode, we discuss recent solves in John and Jane Doe cases we've covered on the podcast, interview Detective Matthew Filter of Metro Nashville Police Department, and bring you important updates in some of the cases you contact us about the most, like Vandy Jane Doe and Julie Doe--who has no been identified. Be sure to listen to g…

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Introducing Bad Rap: The Case Against Diddy 34:24

9M ago34:24

34:24

Introducing a new podcast from 20/20 and ABC Audio, "Bad Rap: The Case Against Diddy." In this six-part series, ABC News legal contributor Brian Buckmire takes listeners inside the rise and fall of Diddy, tracing how whispers of abuse came to light and led to his downfall. This is episode one, "Party's Over." Diddy was a legendary party host. His s…

1
Nicolas Brown, Author of Real World Agility 1:02:20

9M ago1:02:20

1:02:20

In this Leanpub Podcast episode, Len Epp interviews Nicolas Brown, author of Real World Agility: Backed by evidence, built for results.Nicolas shares his unique path from the Royal Mail to working in e-commerce, financial services, and eventually as a sought-after agility and product consultant. He explains his evidence-based approach to agile coac…

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Isaak Tsalicoglou, Author of Northwind Elixir Traders 54:15

9M ago54:15

54:15

In this Leanpub podcast episode, co-founder Len Epp interviews Isaak Tsalicoglou, author of Northwind Elixir Traders: Learn Elixir and database modeling with Ecto and SQLite, all in one project. They discuss Isaak’s professional background in digital transformation, how a conversation with a friend sparked his obsession with functional programming,…

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Presenting: KILLER MINDS 10:21

9M ago10:21

10:21

Formerly known as Mind of A Serial Killer, Killer Minds takes you deep into the psychology of history's most chilling murderers—from infamous serial killers to ruthless cult leaders, deadly exes, and terrifying spree killers. Every Monday and Thursday, hosts Vanessa Richardson and Dr. Tristin Engels, a Clinical and Forensic Psychologist, blend grip…