What drives someone to commit politically motivated violence? The unsettling answer lies in daily habits. Behavioral historian Christiane-Marie Abu Sarah shares startling insights into how seemingly mundane choices can breed polarization...

This week Craig is going to continue our discussion of due process. Technically, we started last week with the 4th amendment and search and seizure, but this week we’re going to look at the 5th and 6th amendments and how they ensure a...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. For five years, young Emmanuel Jal fought as a child soldier in the Sudan. Rescued by an aid worker, he's become an...

With warmth and wit, Halla Tomasdottir shares how she overcame media bias, changed the tone of the political debate and surprised her entire nation when she ran for president of Iceland -- inspiring the next generation of leaders along...

Cities are engines of culture, commerce, knowledge and community, but they're also centers of inequality and poverty. As the world rebuilds from the coronavirus pandemic, can we transform cities into bastions of equity and...

Halla Tómasdóttir managed to take her company Audur Capital through the eye of the financial storm in Iceland by applying 5 traditionally "feminine" values to financial services. At TEDWomen, she talks about these values and the...

As a democratic revolution led by tech-empowered young people sweeps the Arab world, Wadah Khanfar, the head of Al Jazeera, shares a profoundly optimistic view of what's happening in Egypt, Tunisia, Libya and beyond -- at this powerful...

Things are pretty shocking out there right now -- record-breaking storms, deadly terror attacks, thousands of migrants disappearing beneath the waves and openly supremacist movements rising. Are we responding with the urgency that these...

Fraud researcher and documentary filmmaker Kelly Richmond Pope shares lessons from some of the most high-profile whistle-blowers of the past, explaining how they've shared information that has shaped society -- and why they need our...

So today we're going to look at the rather thorny issue of the media and its role in politics. Wether you're talking about older forms of media like newspapers and radio or newer forms like television and the Internet, all media serves...

Around the world right now, one billion people are trapped in poor or failing countries. How can we help them? Economist Paul Collier lays out a bold, compassionate plan for closing the gap between rich and poor.

It's time for liberals and conservatives to transcend their political differences and really listen to each other, says political pundit Sally Kohn. In this optimistic talk, Kohn shares what she learned as a progressive lesbian talking...

In 2013, the world learned that the NSA and its uK equivalent, GCHQ, routinely spied on the German government. Amid the outrage, artists Mathias Jud and Christoph Wachter thought: Well, if they're listening ... let's talk to them. With...

It's a fateful moment in history. We've seen divisive elections, divided societies and the growth of extremism -- all fueled by anxiety and uncertainty. "Is there something we can do, each of us, to be able to face the future without...

Wish you could vote in another country's election? Simon Anholt unveils the Global Vote, an online platform that lets anybody, anywhere in the world, "vote" in the election of any country on earth (with surprising results).

In a quest to make sense of the political environment in the united States in 2017, lawyer and ACLu executive director Anthony D. Romero turned to a surprising place -- a 14th-century fresco by Italian Renaissance master Ambrogio...

In which John Green teaches you about World War 2, as it was lived on the home front. You'll learn about how the war changed the country as a whole, and changed how Americans thought about their country. John talks about the government...

Leadership doesn't have a user's manual, but Fields Wicker-Miurin says stories of remarkable, local leaders are the next best thing. At a TED salon in London, she shares three.

Haley Van Dyck is transforming the way America delivers critical services to everyday people. At the United States Digital Service, Van Dyck and her team are using lessons learned by Silicon Valley and the private sector to improve...

Today we’ll discuss two theories of global stratification. First, we’ll go over modernization theory and Walt Rostow’s Four Stages of Modernization. Next, we’ll explain dependency theory, the legacy of colonialism, and Immanuel...

Everyone should participate in decision-making and politics -- and it starts at home, says activist Hajer Sharief. She introduces a simple yet transformative idea: that parents can teach their children about political agency by giving...

Global problems such as terrorism, inequality and political dysfunction aren't easy to solve, but that doesn't mean we should stop trying. In fact, suggests journalist Jonathan Tepperman, we might even want to think riskier. He traveled...

César Hidalgo has a radical suggestion for fixing our broken political system: automate it! In this provocative talk, he outlines a bold idea to bypass politicians by empowering citizens to create personalized AI representatives that...

Today we’ll explore the history of education as a social institution, with a specific focus on how the US organizes its educational system. We’ll look at education through the lenses of some sociological paradigms: structural...