374. David Walentas
$2.1 ) billion Self-made Score: Source: real estate age: 79 residence: new York city m.b.a., u. of virginia ’64 raised in upstate new York, walentas knew a lot of farmers but not many people who went to college. walentas, who was suspended from high school 5 times, saw a navy rotc poster in the principal’s office and decided to join. he wound up at Uva with a full scholarship. he was booted from the program in his junior year for ungentlemanly conduct: he got caught, he says, “raising hell” with a girl. walentas went back home to make enough money to return to college, working for an engineer in rochester, new York, and flipping burgers at a bowling alley. after he graduated, he paid off his loans cleaning septic tanks at an air force base, then returned to Uva for his m.b.a. now a real estate developer, he is credited with turning the dying industrial brooklyn neighborhood of dumbo into a popular destination. his two trees management is spending $3 billion to similarly transform 11 acres of brooklyn’s williamsburg waterfront. he has donated some $10 million to Uva, and this summer hosted his brothers from the zeta psi fraternity at his hip williamsburg hotel, the wythe.