Sara Corpening Whiteford

Twin sisters Mary Corpening Barber and Sara Corpening Whiteford live in the San Francisco Bay Area with their families. They are the authors of the best-selling Smoothies and Super Smoothies. Jenifer Altman is a Kansas City-based photographer.

Twin sisters Mary Corpening Barber and Sara Corpening Whiteford live in the San Francisco Bay Area with their families. They are the authors of the best-selling Smoothies and Super Smoothies. Jenifer Altman is a Kansas City-based photographer. See less