Dr. Joseph Jones

Dr. Jones has dedicated his career to forensic science since 2006, currently serving as System Director at the North Louisiana Criminalistics Laboratory. In this role, he manages the operations of two forensic laboratories and an evidence hub, serving the northern 29 parishes of Louisiana. See full bio. 

Impairment Perspectives- Dr. Karen Scott

In this episode of the Impairment Perspectives Podcast, host Joey Jones sits down with Dr. Karen Scott, Director of Forensic Toxicology at the University of Alabama at Birmingham, for a conversation about forensic science education, toxicology, and the real-world challenges of preparing the next generation of professionals. Dr. Scott shares insights from her international career, […]

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Impairment Perspectives- Amanda D’Orazio

In this episode of Impairment Perspectives, host Joey Jones sits down with forensic toxicologist Amanda D’Orazio of NMS Labs for a conversation about the evolving world of drug-impaired driving toxicology. Amanda shares her path into forensic toxicology, her work helping shape national DUID testing recommendations, and the importance of standardizing drug testing practices across laboratories. The

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Impairment Perspectives- Donna Papsun

In this episode of the Impairment Perspectives Podcast, host Joey Jones talks with forensic toxicologist Donna Papsun of NMS Labs about emerging drug trends, novel psychoactive substances, and the public health role of forensic toxicology. Their conversation covers kratom, synthetic opioids, nitazenes, orphines, designer benzodiazepines, xylazine, lab funding challenges, real-time drug surveillance, and the importance of

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Impairment Perspectives- David Zimmerman

In this episode of Impairment Perspectives, host Joey Jones talks with David Zimmerman, Assistant Laboratory Director at the Kern Regional Crime Laboratory, about the science and practice behind forensic alcohol testing. David shares his path from chemistry teacher to forensic toxicologist, explains why headspace gas chromatography with flame ionization detection remains a reliable standard in the

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Impairment Perspectives- The Tox Lab

In this episode of Impairment Perspectives, host Joey Jones speaks with Rob Moore and Rebecca Wood, the clinical scientists behind The Tox Lab podcast. Together, they discuss the evolving world of clinical and forensic toxicology, the rise of emerging synthetic drugs like nitazenes and orphine opioids, and the growing need for advanced testing methods such as high-resolution mass

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Impairment Perspectives – Aaron Botts

In this episode of Impairment Perspectives, host Joey Jones sits down with Aaron Botts, a Denver Police Department corporal, DRE specialist, instructor, and adjunct professor, for a wide-ranging conversation on impaired driving enforcement, training, and leadership. Aaron shares how his frontline experience and academic work shape his approach to teaching officers how to recognize impairment

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Impairment Perspectives: Jennifer Knudsen

In this episode of Impairment Perspectives, host Joey Jones is joined by Colorado TSRP Jen Knudsen to explore the realities of impaired-driving prosecution in a post-cannabis landscape. Jen shares practical insight on what makes DUI and DRE cases stand up in court—from stronger report writing to confident testimony—and how prosecutors, officers, and scientists can better connect

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