Forensic ResourcesNorth Carolina Office of Indigent Defense Services
North Carolina Office of Indigent Defense Services
On May 19th, 2020 the North Carolina Court of Appeals issued its opinion State v. Sasek. Mr. Sasek was convicted in March of 2019 of possession with intent to sell or deliver a schedule II controlled substance and sale of methamphetamine, which led to the revocation of his probation. Defense counsel should be aware of …
State v. Sasek: Importance of making 702 challenges at trialRead More
On May 19th, 2020 the North Carolina Court of Appeals released its opinion in the case of State v. Sasek. Mr. Sasek was convicted in March of 2019 of possession with intent to sell or deliver a schedule II controlled substance and sale of methamphetamine, which led to the revocation of his probation. Defense counsel …
An overview of the DRE Unit of the Los Angeles Police department, where the DRE program was developed. There is a section on Laboratory and Field Evaluation of the DRE program which summarizes various studies on the efficacy of DREs determinations
An Overview of the DRE Program, Officer, and ProceduresRead More
Copies of the DRE Student and Instructor Manuals are available for download on this website.
Washington State Patrol Forensic Laboratory ServicesRead More
A Drug Recognition Expert (DRE) is a law enforcement officer who administers tests on suspected impaired drivers to attempt to determine whether the individual is impaired and if so, to categorize the type of impairing substance. Law enforcement officers become DREs by completing a three phase course. DREs are trained to follow a 12-step protocol. DRE testimony is used …
Contains information about requirements for DRE certification and the DRE protocol for North Carolina.
July 2017 NHTSA report – The report describes the absorption, distribution and elimination of delta-9-tetrahydrocannabinal (THC) the primary psychoactive substance in marijuana, in the body. It contrasts this process with the absorption, distribution and elimination of alcohol in the body, as they are very different processes. The poor correlation of THC concentrations in the blood …
WPDCL Forensic Drug Analysis Training Sign Off Sheet
Psychopharmacology (Berl). 2012 October; 223(4): 439-446. This study finds that Standardized Field Sobriety Tests are only mildly sensitive to impairment from cannabis in heavy users. THC produced impairment on SFST performance in 30-50% of participants.
The Circuit Court for Carroll County, Maryland held that DRE evidence should be excluded. The court held that identification and classification by DREs “is not generally accepted as valid and reliable in the relevant scientific community.” See the opinion for a summary of expert testimony regarding DRE examinations which raises questions about the accuracy of …
Shea Denning of the UNC School of Government discusses the adoption of Rule 702(a1) and the admissibility of HGN and DRE evidence. For additional information, contact Shea Denning. She is available as a resource on this topic.
