The man referred to in the previous page is no other than Warren Buffett who was also the partner of Gates in encouraging billionaires to share a part of their wealth in charitable causes.
He rose to the top when Gates left his post as the chairman of Microsoft.
Aside from Gates, Buffett, Helu, and Bezos, there is another person, who is a businessman, who made a history in Forbes’ list of wealthiest people…