Pearl Arredondo: 8 talks to spark success

Kiran Bir Sethi shows how her groundbreaking Riverside School in India teaches kids life's most valuable lesson: "I can." Watch her students take local issues into their own hands, lead other young people, even educate their parents.

With help from some surprising footage, Derek Sivers explains how movements really get started. (Hint: it takes two.)

Facebook COO Sheryl Sandberg looks at why a smaller percentage of women than men reach the top of their professions — and offers 3 powerful pieces of advice to women aiming for the C-suite.

Rives tells a typographical fairy tale that's short and bittersweet ;)

For a full year, A.J. Jacobs followed every piece of health advice he could — from applying sunscreen by the shot glass to wearing a bicycle helmet while shopping. Onstage at TEDMED, he shares the surprising things he learned.

Alisa Miller, head of Public Radio International, talks about why — though we want to know more about the world than ever — the media is actually showing us less. Eye-opening stats and graphs.

In this short talk, Arianna Huffington shares a small idea that can awaken much bigger ones: the power of a good night's sleep. Instead of bragging about our sleep deficits, she urges us to shut our eyes and see the big picture: We can sleep our way to increased productivity and happiness — and smarter decision-making.

Cameron Russell admits she won "a genetic lottery": she's tall, pretty and an underwear model. But don't judge her by her looks. In this fearless talk, she takes a wry look at the industry that had her looking highly seductive at barely 16 years old.