curated list 

Macy Gray: My 4 favorite talks

This playlist, curated by Macy Gray, is courtesy of TED.com. It comprises 4 talks with a total running duration of about 59 minutes.

Talks in this playlist:

Eric Whitacre: A virtual choir 2,000 voices strong

Bryan Stevenson: We need to talk about an injustice

Sheryl Sandberg: Why we have too few women leaders