The California Wellness Foundation, the Columbia Scientific Union for the Reduction of Gun Violence (SURGE), Everytown Research, Fund for a Safer Future, the Grandmothers Against Gun Violence Foundation, the Harry Frank Guggenheim Foundation, Johns Hopkins Bloomberg School of Public Health Center for Gun Violence Solutions, the Joyce Foundation, Kaiser Permanente Center for Gun Violence Research & Education/The Health Alliance for Violence Intervention, the Missouri Foundation for Health, the National Collaborative on Gun Violence Research (NCGVR), Northwell Health Center for Gun Violence Prevention, RTI International, Rutgers New Jersey Gun Violence Research Center, the University of California-Davis Violence Prevention Research Program, the University of Colorado Firearm Injury Prevention Initiative, the University of Michigan Institute for Firearm Injury Prevention, the University of Washington Firearm Injury & Policy Research Program, Yale School of Public Health Firearm Injury Prevention Program