Francesco Clemente Paints Supermodels for Harper's Bazaar
ANNA EWERS Jason Schmidt The roaring 20s.Versacedress, $6,675, and sandals, $1,695, 888-721-7219. Hair: Sally Hershberger for Sally Hershberger 24K; makeup: Porsche Cooper for Tom Ford beauty. Anna Ewers, 23, is being demographically appropriate: She's on the phone while playing ping-pong in Brooklyn's Williamsburg, the spiritual home of 23-year-old models. "I'm playing ping-pong for my workout,"