About this event: This event revolves around the theme "nexus: Exponents of Truth". Nexus refers to a series of connections linking two or more things. We aim to highlight how our truths are interconnected and expound exponentially as it cultivates our development as informed individuals and connects all of us to procreate a diverse national and global society.

Slavery has occurred in many forms throughout the world, but the Atlantic slave trade -- which forcibly brought more than 10 million Africans to the Americas -- stands out for both its global scale and its lasting legacy. Anthony Hazard discusses the historical, economic and personal impact of this massive historical injustice. [Directed by NEIG...

How can we measure what makes a school system work? Andreas Schleicher walks us through the PISA test, a global measurement that ranks countries against one another -- then uses that same data to help schools improve. Watch to find out where your country stacks up, and learn the single factor that makes some systems outperform others.

Where does wealth come from, who creates it and what destroys it? In this deep dive into global economics, Mariana Mazzucato explains how we lost sight of what value means and why we need to rethink our current financial systems -- so capitalism can be steered toward a bold, innovative and sustainable future that works for all of us.

Nina Fedoroff writes and lectures about the history and science of genetically modified organisms.

Rising carbon levels in the atmosphere can make plants grow faster, but there's another hidden consequence: they rob plants of the nutrients and vitamins we need to survive. In a talk about global food security, epidemiologist Kristie Ebi explores the potentially massive health consequences of this growing nutrition crisis -- and explores the st...

About this event: TEDxChange is an event created out of a partnership between the Bill & Melinda Gates Foundation and the TEDx program. It is an initiative devoted to ideas worth spreading in the areas of global health and development. The TEDxChange team works with TEDx organizers around the world to help facilitate meaningful discussions on topics including...

About this event: In the current economic climate, our focus has shifted to needs closest to home. But still too many in our global, interdependent community cannot meet their most basic needs: food, clean water, life-saving medicines. We cannot proceed with business as usual. In this TEDxChange, we’ll take a step back and apply new perspectives to big pi...

About this event: With an aim to invest in projects and ideas with local impact, TEDxSãoTomé takes the name of the capital where it will be held in São Tomé, symbolizing the centrality, the sense of sharing enlarged and the need to "think global and act local", in view the development of the concept of breadth that connects the islands " Islands Connected ".

Economics PhD Sebastião Salgado only took up photography in his 30s, but the discipline became an obsession. His years-long projects beautifully capture the human side of a global story that all too often involves death, destruction or decay. Here, he tells a deeply personal story of the craft that nearly killed him, and shows breathtaking image...

Jehane Noujaim unveils her 2006 TED Prize wish: to bring the world together for one day a year through the power of film.

About this event: TEDxChange 2013 is a TEDx event co-organized by the Bill & Melinda Gates Foundation and TED. Convened by Melinda French Gates and hosted by Chris Anderson, TEDxChange will focus on issues surrounding global health and development. TEDxChange type events are TEDx events hosted around the live webcast of TEDxChange, and also feature dynamic lo...

Deepika Kurup has been determined to solve the global water crisis since she was 14 years old, after she saw kids outside her grandparents' house in India drinking water that looked too dirty even to touch. Her research began in her family kitchen -- and eventually led to a major science prize. Hear how this teenage scientist developed a cost-ef...

About this event: Demography and sustainable development problematic lead researchers, architects and authorities to think over the city of tomorrow. They think about this challenge, to know how to reconcile high density and urbanization in the cities with environmental concerns (pollution, waste production, energy consumption, etc) and social concerns (poverty,...

About this event: During the program on "Positive Disruption," we will listen to an exciting line up of impatient optimists share how they are "disrupting society, agriculture, technology, and communities for the better." TEDxChange is a TEDx event co-organized by the Bill & Melinda Gates Foundation and TED. Focused on issues surrounding global health and...

About this event: Inspired by the global nature of TEDx we, the youth of Uzbekistan, took the initiative to organize TEDxMustaqillikSquare in Tashkent. Joined by Uzbekistani scientists, artists, public figures and cultural representatives, we strive to share their innovative and progressive ideas with you and, ultimately, make a positive contribution to the devel...

About this event: TEDxChange 2013 will take place on Wednesday, April 3, 2013 at 9:00am PDT in Seattle, Washington. Themed Positive Disruption, TEDxChange 2013 speakers will challenge preconceived ideas, spark discussion, engage leaders and shed light on new perspectives. We will be showing a live stream of the TEDxChange event at Columbia University. Catered t...

About this event: "Looking to the Future," an idea to inspire the next generation of leaders and individuals with new and innovative ideas about how they will see the world change, adapt, and improve. They will see this through technological, social, environmental, cultural, and educational refinements. The ideas presented at this event, will include the evolutio...

Steroids. They've caused global scandals. They're banned in most athletic competitions. Yet the same properties that help elite athletes and bodybuilders improve performance also make steroids valuable for treating many illnesses and injuries, such as AIDS and cancer. So if steroids are used as medicine, they must be safe to use recreationally, ...

About this event: TEDxChange 2013 -Official Satellite Event "Disruption is usually unwelcome. It represents conflict, chaos, and potential danger. We discourage disruptive behavior in our homes and our societies, often favoring passivity and compliance. But disruption can be a positive – sometimes vital – catalyst for change. It can challenge old assumptio...

A self-declared "repair geek," Gay Gordon-Byrne is a driving force behind the right-to-repair movement, which aims to empower people to fix their stuff. She describes how the movement is gaining legislative momentum and breaks down how the global shift away from "throwaway society" can literally turn trash into treasure in a circular economy -- ...

When global leaders think about which industries can fuel economic growth, the arts are often overlooked. But filmmaker Mehret Mandefro says the creative sector actually has the power to grow economies -- while also helping safeguard democracy. In this captivating talk, she shares a behind-the-scenes look at how she's putting culture back on the...

About this event: Livecasting a 90-minute conference from Berlin, followed up by a discussion on where Latvia fits in the Big Picture. TEDxChange takes a step back and apply new perspectives to big picture issues. Why, as a global society, should we continue to invest in overseas development? How can we work across borders and political boundaries to bring abo...

About this event: Confluence. In geographical terms, confluence is the meeting and coming together of two bodies of water, merging and ultimately creating a stronger flow. Humanity is currently in a global state of confluence with our natural environment, our own sociobiology and progressive modern technology. Scientific research, social media and the collaborati...

About this event: We want to have a discussion with our community- You! How can we use technology to fight this pandemic? Hear from Jason Bay, Senior Director of GovTech Singapore, who led the development of TraceTogether, contact tracing solution to help us collectively combat this virus globally. Neville Vincent, VP of Nutanix will also share some a global pers...

Can we draw instructive parallels between the development of the human brain and the emergence of the electronic global 'brain' of the Internet? New research in neuroscience suggests that, yes, we can. In the new TED ebook, Brain Power: From Neurons to Networks, filmmaker Tiffany Shlain explores the links between the two. The book also arriv...

About this event: The Future We Make On September 20, 2010, more than 150 of the world’s leading thinkers and doers will come together in New York for TEDxChange. Convened by Melinda French Gates on the 10th anniversary of the Millennium Development Goals, this event will explore what the future holds for health and development around the world. What changes ...

About this event: TEDxChange is an event created out of a partnership between the Bill & Melinda Gates Foundation and the TEDx program. It is an initiative devoted to ideas worth spreading in the areas of global health and development. Themed Positive Disruption, TEDxChange 2013 speakers will challenge preconceived ideas, spark discussion, engage leaders and ...

About this event: The current economic climate has drawn our focus to immediate needs closest to home. But now, more than ever, it's critical to keep sight of the fact that we are part of interdependent, global community. And too many within that community cannot meet their most basic needs: food, clean water, life-saving medical treatment and vaccines. We can...

In 2013, international migrants sent $413 billion home to families and friends — three times more than the total of global foreign aid (about $135 billion). This money, known as remittances, makes a significant difference in the lives of those receiving it and plays a major role in the economies of many countries. Economist Dilip Ratha describes...