In the Research Letter titled “Association of Law Enforcement Seizures of Heroin, Fentanyl, and Carfentanil With Opioid Overdose Deaths in Ohio, 2014-2017,”[1] published November 8, 2019, an incorrect academic degree was listed in the byline for Jolene DeFiore-Hyrmer. Ms DeFiore-Hyrmer’s degree should have been listed as MPH. This article has been corrected.[1]