Which Billionaires Have Signed the Giving Pledge

They're not Scrooges. These 4 billionaires are promising to give at least half of their fortunes to charity.

Transcript

00:00We want wealthy people to re-examine, you know, what they really believe in.

00:30I don't believe in spending money that doesn't do anything for me when it will do something

00:57for somebody else.

00:58It's not every day we give away a billion dollars, but for a cause like this, it's exciting

01:10to be doing it.

01:34He's set it up in a structure that allows him to do investing, to do more lobbying and

01:39advocacy kind of work.

01:41So I think it's not just about the dollars that's so important, but about the structure

01:45he's setting up that might allow him to make more of a difference.

02:01We knew, even during the time we were engaged, we talked about the fact that this wealth

02:05would go back to society.