Warren Buffett, known as the “Oracle of Omaha”, is one of the world’s most successful and widely respected investors globally. He is the chairman and CEO of Berkshire Hathaway, which owns more than 60 companies, and is considered one of the most influential business magnates of all time.

Buffett is a notable philanthropist, having promised to donate 99% of his wealth. So far he has given more than $45 billion, mostly to the Gates Foundation and his childrens’ foundations.  In 2010, he and Bill Gates launched the Giving Pledge, asking billionaires to commit to donating at least half of their wealth to charitable causes.