44. Ann Curry
In 2010, journalist Ann Curry was named one of People's "Most Beautiful People"—and she was credited with writing the year's most powerful tweet, urging the Air Force to allow physicians to land to administer much-needed aid. She's definitely prouder of the Tweet, having once told More, "People are so obsessed with my hair, and I want them to care as much about what's happening in Darfur."
Sign Up for Our Newsletter