BARRY DILLER

$4.2 BILLION  SELF-MADE SCORE: ( SOURCE: ONLINE MEDIA AGE: 77 RESIDENCE: NEW YORK CITY

PHILANTHROPY SCORE:

Diller’s first job was working in the mailroom at the William Morris Agency when he was 19. Today he oversees media and dating app conglomerate IAC and online travel giant Expedia. Longtime New Yorker is building Pier 55—nicknamed Diller Island—a park and performance venue in the Hudson River slated to open in 2021.