Spanx founder, Sara Blakely, is the world's youngest self-made

Forbes tally grows to 1,226 billionaires globally

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Spanx founder Sara Blakely gives staff $10,000, plane tickets - ABC News

Spanx founder Sara Blakely's mother on raising a successful CEO

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Spanx CEO surprises employees with 2 first-class plane tickets and $10,000

Spanx Reshapes Itself - Atlanta Jewish Times

Spanx founder makes billionaires list