Below are posts I’ve written for this blog on war and related topics. Please let me know about missing stories, broken links or other problems. See also my book The End of War.


War Is Our Most Urgent Problem. Let’s Solve It.

How the U.S. Can Help Humanity Achieve World Peace.

Lets Begin Talking About How to End Wars.

Would Global Violence Decline Faster if U.S. Was Less Militaristic?

Are Predictions of Endless War Self-fulfilling?

What War Propaganda Like American Sniper Reveals about Us.

Steven Pinker, John Gray and the End of War.

Can Science Solve Terrorism?

Prominent Economist Touts Benefits of War in The New York Times–Really.

50 Years Later, JFK “Peace Speech” Still Inspires–and Has Been Scientifically Validated!

We Need Leaders Who Share John F. Kennedy’s Vision of World Peace.

Pope Francis, Jimmy Carter and the Greatest Threat to Peace.


We Need a New Just-War Theory, Which Aims to End War Forever.

Is the “Just War “ Concept an Oxymoron, or Can It Be Salvaged?

How Can We Condemn Boston Murders But Excuse U.S. Bombing of Civilians?

Did the U.S. Overreact to the 9/11 Attacks?

Barack Obama Should Call for End of All War, Not Just War on Terror.

U.S. Lacks Moral Authority to Criticize Russia for Intervening in Ukraine.

How George W. Bush Rejected my “Sharp” Idea for Countering Terrorism.

Egypt's Revolution Vindicates Gene Sharp's Theory of Nonviolent Activism.

How Should the U.S. Respond to Terror?

Where Is Outcry Over Children Killed by U.S.-led Forces?

We Need Smarter Solutions to Damned-if-You-Do-or-Don’t Dilemmas Like Syria.

Selma’s Timely--and Empirically Sound—Message on Nonviolence.

U.S. Bombs, Which Helped Spawn ISIS, Can’t Crush It.

Why Gaddafi’s Death Doesn’t Fill Me with Joy.

Obama’s choice for warrior-in-chief, Gen. James Mattis, calls Iraq invasion “the dumbest thing we ever did.”

Can Pretend Warfare Cathartically Curb Real War?

California Shootings Expose Need for More Gun Control, Not Counterterrorism.

How Many Massacres Will It Take for Gutless Politicians to Stand Up to Gun Nuts?

A Modest Proposal for Curbing Homicides: Socialism.


New Study of Foragers Undermines Claim That War Has Deep Evolutionary Roots.

New Study of Prehistoric Skeletons Undermines Claim that War Has Deep Evolutionary Roots.

Survey of Earliest Human Settlements Undermines Claim That War Has Deep Evolutionary Roots.

I am Innately Aggressive, Not Innately Warlike.

10,000-Year-Old Massacre Does Not Bolster Claim That War Is Innate.

The Warrior Gene Makes Me Mad (Whether or Not I Have It).

The Weird Irony at the Heart of the Napoleon Chagnon Affair.

Is “Sociobiologist” Napoleon Chagnon Really a Disciple of Margaret Mead?

Margaret Mead’s War Theory Kicks Butt of Neo-Darwinian and Malthusian Models.

RIP Military Historian John Keegan, Who Saw War As Product of Culture Rather than Biology.

Are War Crimes Caused by Bad Apples or Bad Barrels?

Why Soldiers Get a Kick out of Killing.

Thanksgiving and the Slanderous Myth of the Savage Savage.

Jared Diamond, Please Stop Propagating the Myth of the Savage Savage!

Sebastian Junger’s Documentary Restrepo Deserves an Oscar, but his Theory of War Is Wrong.

Sebastian Junger’s New Film The Last Patrol Glorifies War.

To End War, Focus on Culture Rather Than “Root Causes.”

Seeking Causes Proximate and Ultimate of the March 11 Afghan Massacre.

What Thieving Seals Can Tell Us about War’s Roots.

Worst Column Ever by Times Pundit David Brooks: “When the Good Do Bad.”


Are We Doomed to Wage Wars Over Water?

Hawkish U.S. Policies Pose Greater Threat to Peace Than Climate Change.

Military May Play Key Role in Responding to Climate Change.


Quitting the hominid fight club: The evidence is flimsy for innate chimpanzee–let alone human–warfare.

New Report on Chimp Violence Fails to Support Deep-Roots Theory of War.

Anthropologist Finds Flaw in Claim that Chimp Raids Are Adaptive.

Chimp-Violence Researchers Respond to Criticism.


Are We Too Afraid of Nuclear Weapons?

Historian Contemplates “Ugly” Reality of Hiroshima.

Bethe, Teller, Trinity and the End of Earth.

Risks of Nuclear Weapons: An Exchange.

Obama’s Nuclear Policy Takes One Step Forward and Two Steps Back.

We Must Start Thinking Again about the Unthinkable.


Why You Should Care about Pentagon Funding of Obama's Brain Initiative.

Should Scientists and Engineers Resist Taking Military Money?

Programs for Troubled Vets Don't Work, So How About Ending War?

Silicon Valley and “Disruptive” War Research.

Beware the Military-Psychological Complex.

Neil deGrasse Tyson, Please Speak Out about Militarization of Science!

My Exchange with Neil deGrasse Tyson about Science and War.


Why drones should make you afraid. Very afraid.

Drone assassinations hurt the U.S. more than they help us.

Don't Believe Scare Stories about Cyber War.

What Ancient Greeks Can Teach Us about Drones and Cyber War.

Grass Roots Spying Might Make World Peace Possible.

New Book Cuts Through Fog of Hype Cloaking Cyber War.

Are We Ready for a World in Which Everyone Spies on Everyone Else?

Will “Persistent Surveillance” Turn U.S. into a Panopticon?

U.S. Never Really Ended Creepy “Total Information Awareness” Program.