The Science of Toxicology Testing

Four Cases. Same Rule. Different Results.

A closer look at algorithmic inconsistency in breath alcohol testing.

8 hrs ago • Aaron Olson and Charles Ramsay

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My Article Hit the 2nd Most Read Article on the Medico-Legal Journal Website

Alcohol absorption timelines matters for forensic alcohol calculations

May 13 • Aaron Olson

6

Hidden Assumption in Breath Alcohol Calibration

Why the ethanol water-to-air partition ratio matters when using wet-bath simulator solutions

May 8 • Aaron Olson

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Can THC in Breath Prove Impairment?

Not yet. A new paper highlights progress in breath cannabinoid detection, but the forensic interpretation remains limited.

May 7 • Aaron Olson

3

March 2026

An Expired Calibrator, a Court Case, and a Bigger Problem

When forensic errors are found case by case instead of through oversight, the system is failing.

Mar 31 • Aaron Olson

4

Systematic Overreporting of BAC

How differences between mass/mass and mass/volume units produce a ~6% bias

Mar 20 • Aaron Olson

4

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One organization accredits 94% of forensic labs. That's not oversight. That's a monopoly.

Three labs. Three failures. All accredited.

Mar 16 • Aaron Olson

6

Two Papers, One Message: Transparency Matters in Forensic Science

My articles on forensic independence and toxicology testing errors are currently among the most downloaded in Forensic Science International: Synergy.

Mar 13 • Aaron Olson

4

Cognitive Bias in Forensic Toxicology

How Case Context Can Influence Scientific Results

Mar 9 • Aaron Olson

4

20:47

February 2026

My Article Hit the Most Downloaded at Forensic Science International: Synergy

“Truth, Power, and the Crisis of Forensic Independence” is resonating across the forensic science community

Feb 20 • Aaron Olson

5

My Presentation at AAFS 2026: Errors in Toxicology Testing and the Need for Full Discovery

New Orleans, LA

Feb 16 • Aaron Olson

1

January 2026

When Science Meets the Gatekeeper: Minnesota Supreme Court Grapples With in Knapp v. Commissioner of Public Safety

Foundational Reliability, Observation Periods, and the Court’s Role as Gatekeeper

Jan 6 • Aaron Olson

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