Co-Chair, Bill & Melinda Gates Foundation; Chairman, Microsoft Corp.
The notoriously competitive, paradoxically self-effacing Gates seems determined to show that not only is his brain bigger than yours—his heart is, too...

43rd President of the United States
The nation’s first MBA president is a fifth-generation Yalie, but his epoch-making style of governance suggests that Bush learned everything he needed to know at Harvard Business School.

Chairman, Federal Reserve Board
Since succeeding Alan Greenspan at the Fed in February, Bernanke has seen his star fall and rise like a yo-yo...

Associate Justice, Supreme Court of the United States
The profound influence of a deciding vote on a deeply divided court moved James Dobson to call Kennedy “the most dangerous man in America.”

Chief Justice of the United States
Roberts has transformed his courtroom into a civil and harmonious place of business (think Davis Polk rather than Cravath)...

Chairman of the Board and CEO, General Electric Company
Runs the world’s second-largest public company, applying his steady hand to everything from NBC’s fall line-up to the global-warming crisis...

Andrus Professor of Pediatric Surgery, Harvard Medical School
Thirty years ago the scientific establishment mocked his hypothesis that cancer’s growth could be checked by cutting off its blood supply...

President and CEO, eBay, Inc.
Fondly referred to as eBay’s “chief executive enabler,” Whitman stewarded a grass-roots online swap meet into a dominant paradigm...

General, U.S. Army; Commander, U.S. Central Command
A four-star general affectionately known to his West Point classmates as the “Mad Arab,” the Lebanese-American Abizaid...

Host, The O’Reilly Factor
Hosts the country’s top-rated cable news show, which dethroned CNN’s Larry King Live in 2000 thanks to O’Reilly’s signature blend of reporting, interrupting, expostulating, and sermonizing…

Secretary of the Treasury
Paulson, who led Goldman to record profits of $5.63 billion in 2005, brings to the job a reputation for no-nonsense brilliance that his predecessors lacked...

CEO, Microsoft
His parents may have disapproved when their son dropped out of Stanford business school to help a former Harvard dormmate with a struggling new software company...

Chairman and CEO, RCA Music Group
Every spring, an American Idol season of melisma and melodrama culminates with the appearance of a grandfatherly lawyer in tinted glasses...

Chief Justice, Massachusetts Supreme Judicial Court
When opponents of same-sex unions decry “activist judges,” they’re pointing—directly or indirectly—to Marshall. She wrote the majority opinion on...

Partner, Kleiner Perkins Caufield & Byers
The superlative name in high-tech venture capital, Doerr is the investor behind Netscape, Amazon.com, Sun Microsystems, and Google…

U.S. Senator, Massachusetts
The senator remains both standard-bearer and lightning rod for the liberal establishment. He’s left his mark on many of the most important legislative initiatives…

Chairman and CEO, American Express Company
A lawyer surrounded by MBAs, a gracious presence in a me-first world, Chenault is one of just a handful…

U.S. Senate Candidate, Connecticut
If it weren’t for his multimillion-dollar fortune, he’d be the perfect rags-to-riches story. In the race that launched a thousand...

Economist; Director, Columbia University Earth Institute
His network stretches from the executive offices of the U.N. to village elders in Kenya...

Chairman, Current TV; Environmental Activist; Author; Matinee Idol
Now appearing at the movies, in bookstores, on television, and just about everywhere but the voting booth...