Peter Coleman

Peter Coleman

Peter T. Coleman is on faculty at the Earth Institute at Columbia University, director of the International Center for Cooperation and Conflict Resolution, and author of The Five Percent: Finding Solutions to Seemingly Impossible Conflicts.

Recent Posts

From the outside, a conflict may look immensely complex; but from the inside, it may appear as simple as "they" are the problem.

Complicate to Simplify: Lessons from Complexity Science

What our team found at this school in the Bronx is what we see in many intractable social problems. They spring from a complex constellation of ills, and the longer they last the more complicated they get. And the more simple they seem from the inside.

by |July 21, 2015
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The Beginning of Peace?

The hard truth is that we know very little about sustaining peace. This is because for decades we have studied the pathologies of war, violence, aggression and conflict – and peace in the context of those processes – but few have studied peace directly.

by |December 3, 2013
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The Missing Piece in Sustainable Peace

We know very little about what “peace” is (and what it isn’t), the conditions that promote it, the motives that drive people to work for it, how to measure it, and how to build a climate and infrastructure that sustains it. Why? Because we don’t study peace. We study war, violence, aggression and conflict—and peace in the context of those states and processes—but few study peace directly.

by |November 6, 2012
Hurricane Irene, August 2011 (NASA)

Our Weatherbeaten Nation

When it comes to climate, data, research and problem-solving are taking a back seat to ideology, sentiment and politics. There is a great sense of disdain and suspicion right now for the liberal scientific elite in a significant portion of the U.S. population, and I’m afraid the feeling is often mutual. What can be done?

by |September 20, 2011