Ken Griffin

22. Ed Burke 24. Karen Lewis 23 Ken Griffin Age: 44 Occupation: CEO, Citadel Next Back In the rarefied hedge fund world, Griffin is Chicago’s biggest star. The company he founded has some $14 billion in assets under management and cranks out market-beating returns: Citadel’s two largest funds returned about 25 percent in 2012 (versus … Read more

Byron Trott

87. Glenn Tilton 89. Joe Berrios 88 Byron Trott Age: 54 Occupation: Chairman and CEO, BDT Capital Partners Next Back Elite families—the Crowns, the Pritzkers, the Wrigleys—trust this discreet ex-Goldman investment banker. So does his friend Warren Buffett. Don’t be surprised to see Trott succeed the Oracle of Omaha someday at Berkshire Hathaway. Photograph: PHOTO … Read more

Jeff Smisek

20. Lisa Madigan 22. Ed Burke 21 Jeff Smisek Age: 58 Occupation: Chairman and CEO, United Continental Next Back Thanks in part to the CEO’s skillful handling of pilot contract negotiations last year, the world’s largest airline showed Smisek the love, more than tripling his compensation (to nearly $15 million) and adding “chairman” to his … Read more

Jesse Ruiz

92. Richard Posner 94. James Bell 93 Jesse Ruiz Age: 48 Occupation: Partner, Drinker Biddle & Reath Next Back A rising power broker in the Latino community, this attorney will need all his skills to help manage the school board’s plans to close undercapacity schools. And you thought the teachers’ strike was exhausting.

Joe Berrios

88. Byron Trott 90. Michelle Boone 89 Joe Berrios Age: 61 Occupation: Assessor, Cook County Next Back Also chairman of the Cook County Democratic Party, Berrios has been the target of investigations into ghost payrolling, nepotism, and more—and yet he managed to get 1.8 million property tax bills out on time. Photograph: HEATHER CHARLES/CHICAGO TRIBUNE

J. Christopher Reyes

39. Bruce Rauner 41. Mellody Hobson 40 J. Christopher Reyes Age: 59 Occupation: CEO, Reyes Holdings and Martin-Brower Company Next Back “If no one knew me, I’d be just as happy,” this Lake Forest billionaire told Crain’s Chicago Business back in 2005. But anonymity is impossible when the beer distributing empire you built with your … Read more

Joe Mansueto

13. Dick Durbin 15. Sam Zell 14 Joe Mansueto Age: 56 Occupation: CEO, Morningstar Next Back Information is power, and this self-made billionaire controls some key taps through which it flows. Not content to have created the most trusted source around for mutual fund research and related data, Mansueto has built Morningstar into a one-stop … Read more

Linda Johnson Rice

59. Michael Kasper 61. Susan Crown 60 Linda Johnson Rice Age: 54 Occupation: Chairman, Johnson Publishing Co. Next Back This extroverted media magnate (Ebony, Jet) has more than magazines on her mind. With plans to revive the historic Ebony Fashion Fair, she and Desirée Rogers (No. 84) are making a heel print in the style … Read more

Robert Clifford

76. Andrew McKenna Sr. 78. Matt Hynes 77 Robert Clifford Age: 61 Occupation: Principal partner, Clifford Law Offices Next Back This pitbull is the unofficial dean of the Chicago legal community, with an enviable string of victories and high-profile leadership roles in law groups. Last June, he won a whopping $181 million verdict against ConAgra.

Rahm Emanuel

2. Michael Madigan 1 Rahm Emanuel Age: 53 Occupation: Mayor, City of Chicago Next “We got the longer school day. Done! We’ve been debating grid garbage for a decade. Done! We’ve been debating competitive bidding. Done! We talked about bringing recycling throughout the whole city. Done!” No one can accuse the most powerful man in … Read more