63. RONALD PERELMAN

$7.7

BILLION  SELF-MADE SCORE: & SOURCE: LEVERAGED BUYOUTS AGE: 76 RESIDENCE: NEW YORK CITY PHILANTHROPY SCORE: Perelman learned about business from his father, who ran manufacturing and mining companies. As a teenager he worked the loading dock of a family brewery. In the 1980s he earned a reputation as an aggressive corporate raider, but his empire is dwindling. The stocks of cosmetics giant Revlon and gambling business Scientific Games are both down more than 20% this year. In December his family foundation pledged $65 million to Princeton, where his daughter Debra, Revlon’s CEO, went to college.