Firearm Regulation

This body of research examines current firearm laws at the state and federal levels and their significant impact on gun violence. Current projects, publications, and relevant media are included below.

Current Projects

Violence and Voting the US: School Shootings Increase the Vote Share of the Democratic Party, Lacombe M, Garcia L, Arjona A - This paper examines how school shootings impact the relative vote share of the Republican and Democratic parties in counties that experience them. We find that Republicans suffer a substantial loss of support in counties that experience shootings in the elections following those shootings.

Relevant Publications

Gunning for the Masses: How the NRA Builds Power - Lacombe M, 2021 (In press)

Firearm Homicide Incidence, Within-State Firearm Laws, and Interstate Firearm Laws in US Counties - Morrison CN, Kaufman EJ, Humphreys DK, Wiebe DJ, Epidemiology, 2020.

Firearm Laws and Illegal Firearm Flow Between US States - Andrade EG, Hoofnagle MH, Kaufman E, Seamon MJ, Pah AR, Morrison CN, The Journal of Trauma and Acute Care Surgery, 2020

Gun Ownership as a Social Identity: Estimating Behavioral and Attitudinal Relationships - Lacombe MJ, Howat AJ, Rothschild JE, Social Science Quarterly, 2019

State Firearm Laws and Interstate Firearm Deaths From Homicide and Suicide in the United States: A Cross-sectional Analysis of Data by County - Kaufman E, Morrison CN, Branas C, Wiebe DJ, JAMA Internal Medicine, 2018

Preemption and Commandeering Without Congress - Bulman-Pozen J, Stanford Law Review, 2018

Amicus Brief for Federal Courts, Scholars, New York State Rifle & Pistol Association Versus New York City

Firearm Legislation and Firearm Mortality in the USA: A Cross-Sectional, State-Level Study, Kalesan B, Mobily ME, Keiser O, Fagan J, Galea S, The Lancet, 2016

Media

Public Health Now, Columbia Mailman School of Public Health - October 2020 State gun laws may help curb violence across state lines: Study

New York Daily News - November 2018 Only as strong as our weakest gun laws: The latest mass shooting makes a powerful case for federal action

The Washington Post - February 2018 This is how the NRA ‘politically weaponized’ its membership

New York Daily News - October 2017 Why mass shootings are getting worse: After Vegas, we urgently must fix our laws