Oct. 11, 2011 -- TED is a nonprofit organization devoted to Ideas Worth Spreading. At the TED conference, the world's leading thinkers and doers are asked to share a brilliant idea -- in 18 minutes. These talks are made available free online at TED.com.
ABC News is taking a deeper look into the remarkable work of TED speakers and their ideas, and featuring playlists of great TEDTalks on ABCNews.com.
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.