Postcards Include

Indra Nooyi, PepsiCo

Irene Rosenfeld, Kraft Foods

Pat Woertz, Archer Daniels Midland

Angela Braly, Wellpoint

Andrea Jung, Avon Products

Oprah Winfrey, Harpo

Ellen Kullman, Dupont

Ginni Rometty, IBM

Ursula Burns, Xerox

Carol Bartz, Yahoo