DAVID STEWARD

$3.5

BILLION  SELF-MADE SCORE: ) SOURCE: IT PROVIDER AGE: 68 RESIDENCE: ST. LOUIS PHILANTHROPY SCORE: The chairman and cofounder of IT provider World Wide Technology grew up in a house that at times lacked indoor plumbing in Missouri, where he and seven siblings were some of the first black children to integrate into its schools. He started as a substitute teacher and Boy Scouts of America employee before landing his first sales gig at Missouri Pacific Railroad (a job he landed after sending out 400 résumés in three years). Now he is the second-richest African American.