Brian wrote about the End of War project and his views on whether peace is possible. It's published here at the Guardian US. 

Live from WNYC's Jerome L. Greene Performance Space. Watch the video here.

To wrap up the End of War project, we have a wide-ranging discussion about how we can accomplish peace. Conversations include:

The Veteran's Perspective

• Sead Suvalic, Bosnian refugee and Program Officer, U.S. Programs, International Rescue Committee
• Andrew S. Roberts, Iraq war veteran and director of Military and Veterans Liaison Services at North Shore LIJ
• Carl Callender, a program director at Black Veterans for Social Justice and an Iraq war veteran

Why Not A Department of Peace?

• Dennis Kucinich, U.S. Congressman (D-Ohio)
• John Horgan, science journalist and director of the Center for Science Writings at the Stevens Institute of Technology and author of the new book The End of War

Strategies for Peace

• Manal Omar, director of Iraq, Iran, and North Africa Programs for the US Institute of Peace
• Lena Slachmuijlder, chief programming officer, Search for Common Ground

Lizzie Stark, author of Leaving Mundania: Inside the Transformative World of Live Action Role-Playing Games and Charlie Schroeder, author of Man of War: My Adventures in the World of Historical Reenactment came to WNYC separately but both ended up discussing how simulated warfare could lead to the end of the real deal.

We asked our listeners for their thoughts on the inevitability of war and for updated peace symbol designs -- and did they ever deliver. You can take a look at some of our favorite responses here:

Over the last four months, the Brian Lehrer Show has been asking our guests and you, our listeners, to tell us whether you think war is inevitable. Hundreds of you responded. Thanks! Below are some examples of the responses we got. To read ALL of the responses we got, go here.

And by the way, about 60% of people who responded think war is inevitable while about 40% think it's not. We're still accepting responses, so tell us whether you think war is inevitable. Survey here.  And be sure to tune in on June 13th for the final End of War show live from the Greene Space. 

Scott Shane, reporter for the New York Times, discusses his recent series of pieces on the use of drone warfare by the United States—and how some of that reporting has been misconstrued.

Former U.S. Marine and Jarhead author Anthony Swofford talks about his new book, Hotels, Hospitals, and Jails: A Memoir, and continues the discussion on the end of war.

→ EVENT: Swofford will be reading from and discussing Hotels, Hospitals, and Jails on Tuesday, June 5 at 7pm at the Barnes & Noble at 82nd and Broadway.

Is war inevitable? That question has been put to professionals from all backgrounds in the new Brian Lehrer Show series "End of War," which questions the conventional wisdom behind explanations for mass violence. Celeste sat down with Brian Lehrer, host of our co-producer WNYC's "The Brian Lehrer Show," and John Horgan, author of "The End of War," to discuss what – if anything – can be done to stop future wars.

As part of our End of War series, Paul Chappell, peace leadership director for the Nuclear Age Peace Foundation, Iraq War veteran, and author of Peaceful Revolution: How We Can Create the Future Needed for Humanity's Survival, discusses his own experience of war--and how that informs his ideas about how to get to peace.

Fawaz Gerges, professor of Middle Eastern Politics and International Relations at the London School of Economics, came to WNYC to talk about his new book Obama and the Middle East: The End of America's Moment?. While he was here, he answered the End of War question: Is war inevitable? 

The Guardian US posed the Brian Lehrer Show End of War question to their readers. Submissions came in from all over the world. Here are some highlights. 

Former Chilean President Michelle Bachelet, the first Under-Secretary-General and Executive Director of UN Women, discusses the role of women and war--and whether having more women in power would lessen conflicts around the world. This is part of the ongoing series called End of War where we're asking: Is war inevitable?

Professor emerita of sociology at UC Berkeley, Arlie Hochschild, recently visited the WNYC studios to discuss her new book, The Outsourced Self: Intimate Life in Market Times. While she was here, she answered the question at the center of the End of War series: Is war inevitable?

Ian Bremmer, president of Eurasia Group, came to the WNYC studios to talk about his new book, Every Nation for Itself: Winners and Losers in a G-Zero World. While he was here, he answered the question at the center of the End of War series: Is war inevitable?

The Guardian's editorial cartoonist, Steve Bell, recently came to the WNYC studios. While he was here, he answered the End of War question: Is war inevitable? 

João Vale de Almeida, the European Union Ambassador to the United States, recently visited the WNYC studio. While he was here, he answered the question at the heart of the End of War series: Is war inevitable?

Tracy K. Smith, Brooklyn resident and winner of the 2012 Pulitzer Prize for poetry for Life on Mars: Poems, visited the WNYC studios recently to talk about the award and her work writing and teaching poetry. While she was here, she answered the Brian Lehrer Show End of War question: Is war inevitable?

Margaret Atwood, author of Payback: Debt and the Shadow Side of Wealth, and Jennifer Baichwal, director of the documentary "Payback," discussed the new documentary film adaptation of Atwood's 2008 book, opening at the Film Forum in New York on Apr. 25th. While they were here, Margaret Atwood answered the question at the center of the End of War series: Is war inevitable? Listen.

We asked you to re-imagine the peace sign as a way or re-thinking peace, and you did it! Check out the submissions here.