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You are here: Home / Archives for Sarah Olson

Sarah Olson

Don’t Geofence Me In: Have You Been Caught in a Google Location History Warrant?

August 17, 2021 //  by Sarah Olson

Spencer McInvaille has posted about geofence warrants on the Envista Forensics blog. These warrants have been used in several NC cases. If you’re handling a case involving a Google location history warrant, be sure to check out Spencer’s post to understand how these searches work and the constitutional implications of this type of search. Click …

Don’t Geofence Me In: Have You Been Caught in a Google Location History Warrant?Read More

Category: Featured ArticlesForensic Discipline: Digital Evidence

DNA-only evidence not sufficient in CT case

August 14, 2021 //  by Sarah Olson

State v. Andre Dawson (2021) – Connecticut Supreme Court found that the state failed to present sufficient evidence of constructive possession where the defendant could not be excluded from a DNA mixture containing a partial profile found on a firearm.

DNA-only evidence not sufficient in CT caseRead More

Category: CasesForensic Discipline: DNA

Webinar: Cannabis and NC Law Update

August 6, 2021 //  by Sarah Olson

Live webinar presented by Phil Dixon Jr.September 2, 2021, 1:00 pm60 min of CLE credit anticipated During this CLE, Phil Dixon will provide an overview of legislation addressing legal hemp products and recent Court of Appeals cases involving cannabis. Challenges to probable cause based on odor and sight of “marijuana” that have been litigated in …

Webinar: Cannabis and NC Law UpdateRead More

Category: TrainingsForensic Discipline: Drug Analysis

Webinar: Complex DNA Mixtures Interpretation and the Incorporation of Probabilistic Genotyping (PG) Software

July 27, 2021 //  by Sarah Olson

Live webinar presented by Dr. Maher “Max” NoureddineAugust 5, 2021, 1:00 pm 90 min of CLE credit During this CLE, the attendees will learn more about the theory of DNA mixture interpretation using conventional and computer-based probabilistic models, the power and limitations of PG software, and the challenges of confronting PG results in court cases. …

Webinar: Complex DNA Mixtures Interpretation and the Incorporation of Probabilistic Genotyping (PG) SoftwareRead More

Category: TrainingsForensic Discipline: DNA

Field Sobriety Tests and THC Levels Unreliable Indicators of Marijuana Intoxication

June 19, 2021 //  by Sarah Olson

National Institute of Justice-supported researchers from RTI International recently published the results of their research showing that field sobriety tests and THC levels are unreliable indicators of marijuana intoxication. The full study can be read here. A summary of the research is available here and provided the following take-aways that will be of interest for …

Field Sobriety Tests and THC Levels Unreliable Indicators of Marijuana IntoxicationRead More

Category: Featured Articles, Reports & PublicationsForensic Discipline: Toxicology

New Resource for Attorneys Appointed in Felony Sex Offense Cases

June 7, 2021 //  by Sarah Olson

IDS is pleased to announce a new program to support attorneys assigned to handle serious sex offense cases. Starting June 1, 2021, attorneys representing clients charged with felony sex offenses may seek consultation on those cases with Susan Seahorn or Lisa Dubs. We recognize that these cases are challenging and complex and hope that the …

New Resource for Attorneys Appointed in Felony Sex Offense CasesRead More

Category: AnnouncementsForensic Discipline: Forensic/Sexual Assault Exams, Foundations of Forensics

Human Factors in Forensic Science Webinar

May 24, 2021 //  by Sarah Olson

Live webinar presented by Jeff Kukucka, Ph.D.June 3, 2021, 1:00 pm60 min of CLE credit anticipated Dr. Jeff Kukucka will present on how social and cognitive biases influence criminal investigations and trials, and how use of psychology can improve the justice system. His presentation will cover recent research on the role that potentially biasing information …

Human Factors in Forensic Science WebinarRead More

Category: TrainingsForensic Discipline: Crime Labs, Death Investigation

Free Webinar: Confirmatory Tests for Drugs

May 5, 2021 //  by Sarah Olson

Live webinar presented by Ed Brown, Ph.D.May 6, 2021, 1:00 pm60 min of CLE credit anticipated This one-hour live webinar will provide attorneys having little science training with the basics about the various chemical analysis techniques employed by forensic laboratories and other contract labs around the US. Although a few technical details will be presented …

Free Webinar: Confirmatory Tests for DrugsRead More

Category: TrainingsForensic Discipline: Drug Analysis

Drug Analysis Webinar: Methodology Used for Presumptive Tests and Common Errors Observed

March 29, 2021 //  by Sarah Olson

Live webinar presented by Ed Brown, Ph.D.April 1, 2021, 1:00 pm60 min of CLE credit anticipated Materials: PowerPoint Slides This one-hour live webinar will provide attorneys having little science training with the basics about the various chemical analysis techniques employed by forensic laboratories and other contract labs around the US. Although a few technical details …

Drug Analysis Webinar: Methodology Used for Presumptive Tests and Common Errors ObservedRead More

Category: TrainingsForensic Discipline: Drug Analysis

Digital Evidence – Consumer Electronics and the IoT (Internet of Things)

March 22, 2021 //  by Sarah Olson

Live webinar presented by Lars DanielApril 15, 2021, 1:00 pm60 min of CLE credit (technology hour) anticipated Our world is becoming increasingly hyper-connected. The objective of the Internet of things is for everything to communicate and interface with everything. From wearable technology and smart home assistants, to Internet connected medical ingestibles and social credit scores, more data …

Digital Evidence – Consumer Electronics and the IoT (Internet of Things)Read More

Category: AnnouncementsForensic Discipline: Digital Evidence

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

Cell Phone Location Evidence Webinar

February 9, 2021 //  by Sarah Olson

Live webinar presented by Spencer McInvailleFeb. 25, 2021, 1:00 pm60 min of CLE credit (technology hour) anticipated Cell phone location evidence is used frequently by law enforcement to show a suspect’s location at the time of a crime. The presenter will provide participants with background information on cellular technology, carrier stored data, how experts obtain …

Cell Phone Location Evidence WebinarRead More

Category: TrainingsForensic Discipline: Digital Evidence

Defending Drug Overdose Homicides Training

January 11, 2021 //  by Sarah Olson

Location: a Live NACDL Virtual EventDates: Runs weekly on Thursdays from January 28 – February 18, 2021Cost: Free Program Description: With opioid-related deaths devastating communities across the country, many legislatures, prosecutors, and law-enforcement officers are choosing to treat these accidental overdose deaths as homicides. Despite the fact that there is no empirical evidence to suggest that such prosecutions stem …

Defending Drug Overdose Homicides TrainingRead More

Category: TrainingsForensic Discipline: Death Investigation, Drug Analysis, Toxicology

NY Legal Aid Society’s DNA Unit presents 6th Annual Questioning Forensics Conference

January 10, 2021 //  by Sarah Olson

The Legal Aid Society’s DNA Unit is presenting its 6th Annual Forensics Conference on the afternoons of January 27-29. If you have ever wanted to attend, this year is a great opportunity as it is virtual and free to attend. 2020 brought expansion of new technologies (like DNA phenotyping and genealogy), and expansion in the courts’ …

NY Legal Aid Society’s DNA Unit presents 6th Annual Questioning Forensics ConferenceRead More

Category: Announcements, TrainingsForensic Discipline: DNA

2021 Forensic Trial Litigation CLE at Duke Law

January 8, 2021 //  by Sarah Olson

Friday, February 5 (9 am to 12 pm)Thursday, February 11 (2 pm to 5 pm) Friday, February 12 (9 am to 12 pm) Forensic evidence, from DNA to fingerprints to ballistics, has never been more important in criminal cases.  Actually litigating scientific evidence in the courtroom can be challenging and requires some specialized skills.  Duke Law …

2021 Forensic Trial Litigation CLE at Duke LawRead More

Category: TrainingsForensic Discipline: Fingerprints, Foundations of Forensics

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