Spanx founder joins Bill and Melinda Gates' foundation to give away half her earnings either during her lifetime or after her death.
Spanx Billionaire Sara Blakely On Giving Her Fortune Away
Spanx Reshapes Itself - Atlanta Jewish Times
Sara Blakely's Poetic Gift of $5 Million
Sara Blakely: Reinventing the Wheel of Fashion and Entrepreneurship
Buckhead-based Spanx sells to investment firm in deal that may
The Uplifter: How Spanx CEO Sara Blakely became one of the most
Sara Blakely
Female founders are crashing the billionaire club: Sara Blakely
Sara Blakely: Spanx a billion, The Independent