Brave Thinkers 2010

The Atlantic’s second annual assessment of the year's most intrepid and original thinking, featuring a highlight video, a look at how last year's thinkers are faring today, and profiles of these risk-takers: Carol Ball| David Cameron | Dan Choi | Kevin Costner | Michael T. Flynn | Deborah Gist | John Hantz | Elon Musk | Diane Ravitch | Robert Sarver | Tom Sullivan | Elizabeth Warren | Jack Weinstein | Sakena Yacoobi | Guillermo Zuloaga | Anas Aremeyaw Anas | John Ionnidis | Lonnie Johnson | Ron Paul