Carly Fiorina was president and CEO of Hewlett-Packard from 1999 to 2005, and chairman from 2000 to 2005. Before joining HP, she spent nearly twenty years at AT&T and Lucent Technologies, where she held a number of senior leadership positions. She has a B.A. in medieval history and philosophy from Stanford University, an M.B.A. from the University of Maryland, and an M.S. in business from MIT’s Sloan School.