Melvin has been an astronaut for 10 years. He says he's trying to be a role model to young African-Americans.

VOA: standard.2010.02.02

Prime Minister Singh called President Obama a "role model for billions and billions of people" around the world.

VOA: standard.2010.06.27

She has been an outstanding role model for everybody black and white."

VOA: standard.2010.05.15