The Giving Pledge is a campaign to encourage the world's wealthiest individuals and families to pledge the majority of their wealth "to address society’s most pressing problems."[1] It was founded in 2010 by Bill Gates, Melinda Gates, and Warren Buffett. As of 2022, there are a total of 233 pledgers from 28 countries.
The Giving Pledge. Official website.
Giving Pledge (2020) The Giving Pledge welcomes 13 new signatories, Giving Pledge, December 21.