(CNN) -- Here's a look at the life of the former Secretary of the Department of Homeland Security, Janet Napolitano.
Personal: Birth date: November 29, 1957
Birth place: New York, New York
Birth name: Janet Ann Napolitano
Father: Leonard Michael Napolitano, anatomy professor and Dean, University of New Mexico School of Medicine
Mother: Jane Marie (Winer) Napolitano
Education: Santa Clara University, B.S., 1979; University of Virginia, J.D., 1983
Other Facts: Grew up in Pennsylvania and New Mexico.
First female valedictorian at Santa Clara University in California.
Lifetime member of the Girl Scouts of America.
She's an enthusiast of hiking and tennis and is a big fan of Arizona pro basketball and baseball teams.
Timeline: 1983-1984 - Law clerk for Judge Mary Schroeder of the U.S. Court of Appeals, Ninth Circuit.
1984-1993 - Associate, later partner at Lewis & Roca in Phoenix, Arizona.
1991 - Member of the legal team representing Anita Hill during the sexual harassment investigation of Supreme Court nominee Clarence Thomas.
1993-1997 - U.S. Attorney for the District of Arizona.
1999-2002 - Attorney General of Arizona. She is the first woman to hold this position.
July 25, 2000 - Undergoes a successful mastectomy on her right breast for cancer.
January 6, 2003-January 21, 2009 - The first Democrat in twelve years to be governor of Arizona.
November 13, 2005 - Time Magazine names Napolitano as one of the nation's top five governors.
August 7, 2006-July 23, 2007 - First female chair of the National Governors Association
December 1, 2008 - President-elect Barack Obama nominates her to be the Secretary of Homeland Security.
January 15, 2009 - Napolitano's confirmation hearing before the Homeland Security and Governmental Affairs Committee begins.
January 21, 2009-present - The third Secretary of the Department of Homeland Security and the first woman to hold the position.
July 12, 2013 - Announces she is resigning and will be nominated to become president of the University of California system.
September 6, 2013 - Napolitano leaves the Department of Homeland Security.