Over the past two years, he has become one of the most famous men in the world.

VOA: special.2009.01.16

Shepard Fairey is a street artist who has become very famous for his image of Barack Obama that became popular during the presidential campaign.

VOA: special.2009.04.08

The actress Angelina Jolie is another famous American who has become a social activist.

VOA: special.2009.05.08