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Courtroom sketch of Robert Dunham arguing before the Supreme Court

The Death Penalty Policy Project

Providing cutting edge data, commentary, and analysis of capital punishment

DP3 Analysis: The Death Penalty Does Not Deter Mass Shootings

Death Row USA, Winter 2024

Unfit for a Dog: A ‘Textbook’ Case of the Unacceptability of Nitrogen Suffocation Executions

U.S. Death Row Population Falls Below 2,300 for First Time Since 1989

DP3 Submits Statement to United Nations on U.S. Death Penalty Developments Since U.N. Resolution Calling for a Moratorium on the Use of the Death Penalty

Recent News

  • June 30, 2024

Death Row USA, Winter 2024

What the January 1, 2024 death-row census tells us about execution discrimination and patterns of death-penalty decline
  • April 5, 2024

2024 Death Warrants and Outcomes

  • March 4, 2024

Testimony of Death Penalty Policy Project Director Robert Dunham before the Oklahoma House Judiciary (Criminal) Committee’s Interim Study on the Death Penalty

Spotlight on: Nitrogen Suffocation

  • May 21, 2024

Unfit for a Dog: A ‘Textbook’ Case of the Unacceptability of Nitrogen Suffocation Executions

"Nitrogen suffocation is not the swift, painless execution its proponents claim it will be. It is brutal and inhumane, so much so that veterinarians reject its use to euthanize animals."

The Death Penalty Policy was founded in July 2023. The DP3 website is under construction, and content for the site is being developed and will be added over time.