Jack Dorsey is the reason why "to tweet" is now a verb, but is Twitter still growing?
The former CEO of General Electric used his intellect and leadership skills to become a veritable business icon. Welch brings good things to life.
Jacques Herzog is the groundbreaking architect responsible for the revolutionary design of the Beijing National Stadium for the 2008 Summer Olympics.
Jacques Rogge is one president of the IOC who has made waves... and good ones at that.
This billionaire can afford to lose $2 million a year on his newspaper; he's engaged to one of America's hottest heiresses.
The $1.65 billion sale of YouTube to Google started with an elephant, this guy and some friends.
Jean Nouvel, renowned for his incredibly revolutionary architectural designs, has influenced the way people will always see buildings and structures.
As the outgoing President of the European Central Bank, Jean-Claude Trichet has been the most public face of the Euro for the past eight years.
The first president of eBay helped shape the 21st-century business landscape; now Mr. Skoll has shifted his focus to cultural pursuits.
As if producing blockbusters like Top Gun, Beverly Hills Cop, Bad Boys, The Rock, Con Air and Armageddon isn't enough to put Jerry on the Hollywood legends map, he's also the man behind TV shows like CSI and The Amazing Race. With billions in the bank, it's clear that Bruckheimer's the bomb.
From oilman to owner of the Dallas Cowboys since '89, Jones has seen his team win three league championships within a 4-year period. Between his hands-on management style and beauty queen wife, everyone's jonesing for Jerry.
Yahoo! cofounder Jerry Yang staved off Microsoft's attack this year, and earned a lot of respect for it. However, he stepped down as Chief Executive in November 2008.
One of the most admired and influential men in the US, Jesse Jackson has spoken his mind, spread his gospel, and made history - and then some.
Jesse James has unseated Tiger Woods as the most disgraced husband in the entertainment world. Can he win Sandra back?
BlackBerry cocreator Jim Balsillie wants to use some of his billions to buy a new hockey team for Canada.
IFIL heir John Elkann has the whole world in his hands, or at least around 62% of it.
This New England senator is a war vet, and as the election draws near, everyone cares about who he is.
With rock stars wearing his clothes and posing for his campaigns, John Varvatos has become a fashion guru to both celebs and ordinary guys.
He's the White House's Director of Speech Writing, and he helped make Obama president. What were you doing at 27?
He's the Pulitzer Prize-winning captain of internet news.
Jonathan Ive is the brains behind some of today's coolest gadgets, including the iPhone and iPod.
Thrust into the spotlight thanks to his best-selling novel Les Bienveillantes, this unlikely star is set to break literary records.
Jorge Perez, the Chairman of The Related Group of Florida, now has his eyes on Vegas, where he's developing the Las Ramblas luxury complex with Clooney.
Assange just lost his court battle and will be sent to Sweden to face charges of sex crimes.