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You are here: Home / Archives for Practice Tips

Practice Tips

Possession of Khat

February 24, 2023 //  by Phil Dixon, Jr.

Originally posted on North Carolina Criminal Law – A UNC School of Government Blog Readers may have heard of the plant commonly known as khat or qat (or Catha edulis, for the botanically inclined). The plant is indigenous to Africa and is popular in parts of that continent, as well as parts of the Middle East, and is …

<a href="https://nccriminallaw.sog.unc.edu/possession-of-khat/">Possession of Khat</a>Read More

Category: Practice TipsForensic Discipline: Drug Analysis

Use of Rap Lyrics at Trial

February 13, 2023 //  by Sarah Olson

Whether the prosecution can use rap lyrics as evidence of a defendant’s guilt comes up regularly in criminal cases. Researchers have found evidence of rap lyrics being introduced in hundreds of criminal cases nationwide. In North Carolina, the use of rap lyrics was upheld in the unpublished Court of Appeals decision, State v. Allen, NC …

Use of Rap Lyrics at TrialRead More

Category: Practice TipsForensic Discipline: Experts

What to do with low-quality video evidence

June 24, 2022 //  by Sarah Olson

Last week an article in The Assembly, The Shooter in the Video, came across my virtual desk. The article focused on the case of James Richardson, who was convicted of murder in Pitt County in 2011, and the work of his family, supporters and his post-conviction attorney Heather Rattelade to overturn his conviction. A key …

What to do with low-quality video evidenceRead More

Category: Practice TipsForensic Discipline: Digital Evidence

Cost and procedures for accessing autopsy information

January 13, 2022 //  by Carly Amatuzzo

Some common questions come up in homicide cases when a defense attorney needs to access information from the OCME and regional autopsy centers and speak with the forensic pathologist who performed the autopsy in the case. This post addresses some of these questions using information obtained from the four offices that perform autopsies for North …

Cost and procedures for accessing autopsy informationRead More

Category: Experts, Practice TipsForensic Discipline: Death Investigation

Changes to Remote Testimony by Lab Analysts

December 10, 2021 //  by Sarah Olson

Defenders should make sure they are familiar with how recent legislative changes affect remote testimony by lab analysts, especially in district court. Shea Denning’s post on the School of Government Blog provides an in-depth analysis of the changes. The AOC provided a memo on the issue, available here. The AOC has also created the AOC-CR-346 …

Changes to Remote Testimony by Lab AnalystsRead More

Category: Practice TipsForensic Discipline: Toxicology

Marijuana Impairment FAQ

November 9, 2021 //  by Sarah Olson

Overview: Blood concentrations of THC and its metabolites are not sufficient to prove impairment. Testimony about additional signs of impairment is necessary to prove impairment. The main reasons for the disconnect between THC blood concentration and impairment is that impairment occurs in the brain, not the blood, and the chemical nature of THC causes it …

Marijuana Impairment FAQRead More

Category: Practice TipsForensic Discipline: Toxicology

THCA: One Abbreviation, Two Compounds

October 13, 2021 //  by Sarah Olson

Have you received a lab report in a DWI case where blood is tested by the State Crime Lab for cannabinoids? If so, the report probably had a section that looked like this: When forensic labs test blood for marijuana, they test for the presence of delta-9-tetrahydrocannabinol (THC), which is the primary psychoactive component of …

THCA: One Abbreviation, Two CompoundsRead More

Category: Practice TipsForensic Discipline: Toxicology

Challenging expert testimony at trial under Rule 702

February 19, 2021 //  by Sarah Olson

This post addresses questions that I get from defenders who are seeking to challenge the admissibility of expert testimony under NC Rule of Evidence 702. I’ll address the nuts and bolts of how and when to make a 702 challenge for attorneys who haven’t yet challenged expert testimony. All defenders should read the NC Superior …

Challenging expert testimony at trial under Rule 702Read More

Category: Experts, Practice TipsForensic Discipline: Experts

Challenging an officer’s identification of marijuana by sight or smell

November 16, 2020 //  by Sarah Olson

There have been several posts on this and related topics here and here. This post will attempt to compile all of the resources and walk attorneys through the process of making these challenges. N.C. Gen. Stat. § 90-87(16) provides the statutory definition of marijuana, specifically excluding from its definition industrial hemp. Industrial hemp, as defined in …

Challenging an officer’s identification of marijuana by sight or smellRead More

Category: Motions & Briefs, Practice TipsForensic Discipline: Drug Analysis

Additional considerations for in-person mental health evaluations during the COVID-19 pandemic

November 5, 2020 //  by Sarah Olson

I posted in June 2020 about conducting mental health evaluations on in-custody clients during the COVID-19 pandemic here. In some cases, evaluations have proceeded. In others, defense teams have sought motions to continue to the dangers inherent in-person mental health evaluations of in-custody clients during the COVID-19 pandemic. This declaration by epidemiologist Eric T. Lofgren, …

Additional considerations for in-person mental health evaluations during the COVID-19 pandemicRead More

Category: Practice TipsForensic Discipline: Experts, Mental Health

Is there a test for saliva?

October 9, 2020 //  by Sarah Olson

Attorneys have asked me whether labs test for saliva, particularly in sexual assault cases. Dr. Maher “Max” Noureddine wrote the Forensic Tests for Saliva: What you should know post for this blog in 2011. His informative post explains how forensic tests for saliva work, including limitations of these tests. He discusses the RSID-Saliva test which …

Is there a test for saliva?Read More

Category: Practice TipsForensic Discipline: Blood and Bodily Fluids

New Uniform Language for Testimony and Reports documents published by US DOJ

June 26, 2020 //  by Sarah Olson

The U.S. Department of Justice is developing guidance documents governing the testimony and reports of its forensic experts. These documents, known as “Uniform Language for Testimony and Reports,” or ULTR documents, are designed to provide guidance on the submission of scientific statements by the Department’s forensic examiners when drafting reports or testifying. The ULTRs are …

New Uniform Language for Testimony and Reports documents published by US DOJRead More

Category: Practice Tips, Reports & Publications

Forensic mental health evaluations during the COVID-19 pandemic

June 25, 2020 //  by Sarah Olson

Several attorneys have asked about having in-custody clients evaluated for competency or purposes during the COVID-19 pandemic. I’ve talked with experts about their availability and many are available, if appropriate measures to ensure safety are in place during the mental health evaluation. There isn’t a one-size-fits-all approach to how to conduct these necessary evaluations, but …

Forensic mental health evaluations during the COVID-19 pandemicRead More

Category: Experts, Practice TipsForensic Discipline: Experts, Mental Health

Testimony regarding an inconclusive DNA mixture

February 27, 2020 //  by Sarah Olson

State v. Phillips, COA19-372 (Dec. 2019) – NC Court of Appeals found that the admission of testimony about an inconclusive DNA mixture was expert testimony, was not based on sufficient facts or data nor is the product of is the product of reliable scientific principles and methods, and that the trial court erred in admitting the testimony which prejudiced the defendant.

Testimony regarding an inconclusive DNA mixtureRead More

Category: Cases, Practice TipsForensic Discipline: DNA

Psychological Assessments in Legal Contexts: Are Courts Keeping “Junk Science” Out of the Courtroom?

February 19, 2020 //  by Sarah Olson

The Association for Psychological Science published a review by Tess Neal, Christopher Slobogin, Michael Saks, David Faigman, and Kurt Geisinger on the psychological assessment tools used by forensic psychologists. The study found 67% are generally accepted in the field and only about 40% have generally favorable reviews of their psychometric and technical properties. The study …

Psychological Assessments in Legal Contexts: Are Courts Keeping “Junk Science” Out of the Courtroom?Read More

Category: Practice Tips, Reports & PublicationsForensic Discipline: Experts, Mental Health

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