Arianna Huffington at the One Young World Summit

Arianna Huffington spoke to delegates about the Third Metric at The One Young World Summit in Johannesburg, South Africa, the biggest youth gathering outside of the Olympics. (Part 1)

Save videos for later by signing up or logging in

With "My Queue" you can quickly save videos to watch later.

To add an item to your queue just click the sign next to the video.

Once you've added a video visit "My Queue" to start watching!