An exclusive hour-long conversation about a new partnership in philanthropy with Warren Buffett and Bill and Melinda Gates.

Warren Edward Buffett (born August 30, 1930) is an American investor, businessman, and philanthropist. He is one of the world's most successful investors and the largest shareholder and CEO of Berkshire Hathaway.^[3] He was ranked by Forbes as the richest person in the world during the first half of 2008, with an estimated net worth of $62.0 billion.