The giving Back Awards: 15 People Who Make America Great

Intel's cofounder is the world's top giver since 2001. His $7 billion total is more than even Gates's. And he doesn't just toss money around; Moore's known for funding solutions.

Paul Newman
Childhood Health

Who knew salad dressing could help save the world? His Newman's Own line has generated more than $200 million since ' 82. His camp for sick kids lets them be just that--kids.

Rosie O'Donnell
Early Education and the Arts

For O'Donnell, it's all about the tykes. Her foundation has raised $56 million for child care; the Broadway project trains kids to belt out show tunes like the Queen of Nice herself.

David Rockefeller
Medical Research And The Arts