Aliko Dangote

• CEO, Dangote Group
• Age: 56
• Source of Wealth: cement, sugar, flour, self-made
• Residence: Lagos, Nigeria
• Country of Citizenship: Nigeria
• Education: Bachelor of Arts / Science, Al-Azhar University
• Marital Status: Married
• Children: 3

Profile

Africa's richest man, Aliko Dangote, continues to expand his publicly traded Dangote Cement across the continent, announcing plans in recent months to build new plants in Kenya and Niger.

Alisher Usmanov

• Founder, Metalloinvest
• Age: 60
• Source of Wealth: steel, telecom, investments, self-made
• Residence: Moscow, Russia
• Country of Citizenship: Russia
• Education: Master, Finance Academy under the Government of the Russian Federation; Master of Laws, Moscow Institute of International Relations
• Marital Status: Married

Profile

The richest man in Russia made his fortune in metals (iron and steel) and now has interests ranging from

John Roberts

• Chief Justice, U.S. Supreme Court, United States
• Age: 59
• Country of Citizenship: United States
• Education: Bachelor of Arts / Science, Harvard University; Doctor of Jurisprudence, Harvard University
• Marital Status: Married
• Children: 2

Profile

Now eight years into his lifelong tenure as the U.S. Supreme Court's top judge, he's successfully moved the court in a conservation direction.

Robin Li

• Founder and CEO, Baidu
• Age: 45
• Source of Wealth: Internet search, self-made
• Residence: Beijing, China
• Country of Citizenship: China
• Education: Bachelor of Arts / Science, Peking University; Master of Arts, University at Buffalo
• Marital Status: Married
• Children: 4

Profile

One of China's richest men and CEO of the nation's top search engine. Before founding Baidu, Li worked in Silicon Valley for Infoseek, a search pioneer.

Igor Sechin

• Chairman, Rosneft
• Age: 53
• Residence: Moscow, Russia
• Country of Citizenship: Russia
• Marital Status: Married
• Children: 1

Profile

Vladimir Putin's former deputy chief of staff had a great year since landing the top job at Russian oil major Rosneft in May 2012, inking a sweet deal for BP's near half of energy giant TNK-BP and then buying out the remaining shares.