Peer-Reviewed Publications


  • Fitzgerald ND, Barenholtz E. Commentary on Lin et al.; The importance of valid reference standards in training supervised machine learning classifiers to detect alcohol misuse. Addiction 2022. doi: 10.1111/add.15784
  • Palamar JJ, Ciccarone D, Rutherford C, Keyes KM, Carr T, Cottler LB. Trends in seizures of powders and pills containing illicit fentanyl in the United States, 2018 through 2021. Drug and Alcohol Dependence 2022. doi: 10.1016/j.drugalcdep.2022.109398


  • Barenholtz E, Krotulski AJ, Morris P, Fitzgerald ND, Le A, Papsun DM, Logan BK, Hahn WE, Goldberger BA, Cottler LB, Palamar JJ. Online surveillance of novel psychoactive substances (NPS): Monitoring Reddit discussions as a predictor of increased NPS-related exposures. International Journal of Drug Policy 2021. doi: 10.1016/j.drugpo.2021.103393
  • Palamar JJ. Moving away from piecemeal trends: The need for multiple data sources in drug use trend analyses. Drug and Alcohol Review 2021. doi: 10.1111/dar.13263
  • Palamar JJ, Le A, Carr TH, Cottler LB. Shifts in drug seizures in the United States during the COVID-19 pandemic. Drug and Alcohol Dependence 2021. doi: 10.1016/j.drugalcdep.2021.108580
  • Striley CW, Hoeflich CC. Converging public health crises: Substance use during the coronavirus disease 2019 pandemic. Current Opinion in Psychiatry 2021. doi:10.1097/YCO.0000000000000722
  • Palamar JJ, Fitzgerald ND, Keyes KM, Cottler LB. Drug checking at dance festivals: a review with recommendations to increase generalizability of findings. Experimental and Clinical Psychopharmacology 2021. doi: 10.1037/pha0000452


  • Cottler LB, Goldberger BA, Nixon SJ, Striley CW, Barenholtz E, Fitzgerald ND, Taylor SM, Palamar JJ. Introducing NIDA’s new National Drug Early Warning System. Drug and Alcohol Dependence 2020; 217:108286. doi: 10.1016/j.drugalcdep.2020.108286

The National Drug Early Warning System (NDEWS) is funded by the National Institute on Drug Abuse (U01DA051126) to the University of Florida (PI: Cottler; Co-Is: Goldberger, Nixon, Striley), New York University (Co-I: Palamar), and Florida Atlantic University (Co-I: Barenholtz).