- ACLU
- American Bar Association
- American Bar Association National Task Force on Stand Your Ground Laws
- American Institutes for Research
- American Journal of Medicine
- American Public Health Association
- Americans For Gun Safety Foundation
- Americans for Responsible Solutions
- Americans for Responsible Solutions Foundation
- Annual Review of Public Health
- Arizona Coalition To End Sexual And Domestic Violence
- Black Youth Project
- Boston Gun Project
- Brady Campaign to Prevent Gun Violence
- Brady Center To Prevent Gun Violence
