The Science of Toxicology Testing

Breaking: One Year's Worth of Minnesota Breath Alcohol Tests Called Into Question

Another Case Study in Why External Oversight of Forensic Science Is Essential

Sep 25 • 

Aaron Olson

3

The Data They Don't Want to Record: Inside the Hidden Crisis of Breath Alcohol Testing

Why are some labs choosing to destroy breath alcohol test evidence?

Sep 17 • 

Aaron Olson

3

Forensic Science Under the Microscope: A Look at Cognitive Bias

Listen now | Dr. Itiel Dror explains bias and the uphill battle to reform forensic practices

Sep 3 • 

Aaron Olson

 and 

Itiel Dror

4

1

30:58

July 2025

Pseudoscience and the Detection of Marijuana-Based Impairment

How Police 'Science' Is Convicting Innocent Drivers

Jul 24 • 

Aaron Olson

 and 

William McNichol

2

19:37

Errors in Toxicology Testing and the Need for Full Discovery

Forensic Failures Reveal the Need for Transparency and Reform

Jul 18 • 

Aaron Olson

 and 

Charles Ramsay

7

June 2025

When Science Meets Justice: Fred Whitehurst's Fight Against FBI Lab Misconduct

Watch now | A chemist's 40-year crusade against forensic fraud and the personal price of speaking truth to power

Jun 19 • 

Aaron Olson

3

37:43

May 2025

Don't Hold Your Breath: The Knapp Court's Spectacular Misunderstanding of Basic Science

When Courts Mistake Legal Convenience for Scientific Rigor

May 27 • 

Aaron Olson

1

Expired Solutions, Expired Justice? Minnesota's Breathalyzer Blunder Goes Unreported

When Crime Labs Forget to Tell Anyone They Messed Up

May 22 • 

Aaron Olson

2

The Eyes Have It (Wrong): Horizontal Gaze Nystagmus Through an Ophthalmologist's Skeptical Lens

Watch now | Challenging Horizontal Gaze Nystagmus Tests in DWI Cases with Dr. Steven Rauchman

May 20 • 

Aaron Olson

 and 

Steven Rauchman

2

2

28:48

March 2025

Shattering Accreditation Illusions: ISO 17025 Myths and Realities

Listen now | ISO 17025 assessor, Bethany Pridgens joins the podcast to discuss the truth about forensic crime laboratory accreditation.

Mar 3 • 

Aaron Olson

 and 

Bethany Pridgen

3

35:24

July 2024

The Problem of Breath Alcohol Concentration and Exhaled Volume

The Flaw in Breath Alcohol Tests: Why Exhaled Volume Matters

Jul 18, 2024 • 

Aaron Olson

2

Challenging the Validity of SFSTs and Drug Recognition Testing with David Rosenbloom

Unveiling the truth behind SFSTs and Drug Recognition Testing

Jul 3, 2024 • 

Aaron Olson

 and 

DAVID ROSENBLOOM

30:26