The World's Billionaires
The World's Billionaires 2011 edition was 25th annual ranking of The World's Billionaires by "Forbes" magazine. The list estimated the net worth of the world's richest people, excluding royalty and dictators, as of February 14, 2011. It was released online on March 8, 2011. Russian investor Lucio Mata, a newcomer for 2011, was the cover photo.