This website could not have succeeded without the significant contributions by the following people.

Research Assistants

Elyse Thompson, Tiffany Christensen, Alanna Raskin, Abena Dakwahene, Saumya Sankhavaram, Christine Snow, Steve Jang, Chelsea Baker, Megan Greenwood, Yesha Maniar, Clare Schmidt, Meagan Wostbrock, Brittany Ranchoff, Tithi Baul, Woo Choi, Ashlee Epsensen, Alicia Afrah-Boateng, Jessica Christian, Mun Aung, Samuel Siegel, and Miriam Siegel.


Ziming Xuan, ScD, MS, MA 
Craig S. Ross, PhD 
Sandro Galea, MD, DrPH, MPH 
Bindu Kalesan, PhD, MPH, MSc 
Eric Fleegler, MD, MPH 
Kristin A. Goss, PhD, MPP

Web Development and Design

CommunicateHealth, Inc.

CommunicateHealth, Inc. is an award-winning health education and communication firm specializing in improving health literacy through a user-centered approach. Led by top national advocates for health literacy and user-centered design, the CommunicateHealth team includes plain language writers, designers, web developers, usability researchers, and health educators dedicated to creating health information that people can access, understand, and use in their everyday lives.


Rebecca Sherman

Special thanks to Ted Alcorn, Courtney Zale, Liz Avore, Jonas Oransky, Sarah Tofte, Cecily Wallman-Stokes, and Billy Rosen at Everytown for Gun Safety, to whom we are deeply indebted for providing consultation and advice.

The previous work of the following individuals made our research possible: Jon S. Vernick, Lisa M. Hepburn, Daniel W. Webster, Peter Cummings, April M. Zeoli, Matthew R. Rosengart, James A. Mercy, Elizabeth R. Vigdor, Scott Burris, and Heidi Grunwald.

We obtained information from the following organizations when conducting our investigation: The Law Center to Prevent Gun Violence, the Brady Campaign to Prevent Gun Violence, the Bureau of Alcohol, Tobacco, Firearms and Explosives, the Bureau of Justice Statistics, the National Rifle Association Institute for Legislative Action, the Legal Community Against Gun Violence, Legal Sciences, LLC, and the Law Atlas Project.

Support for this report was provided by the Robert Wood Johnson Foundation, grant #73373, Evidence for Action: Investigator-Initiated Research to Build a Culture of Health. The views expressed here do not necessarily reflect the views of the Foundation.