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Johns Hopkins Medical Center

Published Studies

Confirming Druid's Accuracy, Sensitivity, and Utility

Why Druid Works

Other Research Using Druid

Colorado State University
Dr. Hollis Karoly
CBD Alcohol and Alcohol Concentrates
Johns Hopkins Medical Institute
Dr. Ryan Vandrey
Demonstration of proof of concept
Johns Hopkins Medical Institute
Dr. Tory Spindle & Dr. Elise Weerts
Alcohol and cannabis in combinations
Johns Hopkins Medical Institute
Dr. Kelly Dunn
Opioid impairment
Swinburne University
Dr. Thomas Arkell
Dr. Ziva D. Cooper
Medical Cannabis
University of Colorado
Dr. Cinnamon Bidwell
University of Kentucky
Dr. Shanna Babalonis
Alcohol, opioids and cannabis
University of Sydney
Dr. Danielle McCartney
CBD and Driving Impairment
Utrecht University
V.F. Lambregts
Washington State University
Dr. Nick Lovrich
Green Labs; Frequent cannabis users study
Yale University
Dr. Godfrey Pearlson
DRUID and driving

Dr. Ryan Vandrey: The Johns Hopkins School of Medicine
"... a novel mobile device application (the DRUID), was the most sensitive measure of impairment when compared to the other cognitive performance tasks administered (i.e., the DSST, DAT, and PASAT) as well as several common field sobriety tests (i.e., the WT, OLS and MRB).

Using Druid to Assess Fatigue

Department of Public Safety, Highland Park, Texas
"Your assistance and professionalism in helping us answer this question have paid dividends for our department and I believe we will be reaping the benefit for years and years."
– Wayne Kilmer, Assistant Chief of Public Safety

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