May 20, 2004 May 20, 2004 ROSEMEAD, Calif., May 20, 2004 – Edison International (NYSE: EIX) and Southern California Edison today announced that France A. Córdova, Chancellor of the University of California, Riverside, has joined the board of directors of each company. John Bryson, chairman of Edison International and Southern California Edison, stated, “We are delighted to welcome France Córdova. She will bring valuable experience, excellent judgment, and demonstrated leadership to our boards.” Chancellor Córdova, age 56, has served as the seventh chancellor of the University of California, Riverside since July 2002. Prior to joining UC Riverside, Córdova, a nationally recognized astrophysicist, served as professor of physics and vice chancellor for research at UC Santa Barbara. Before joining UC Santa Barbara in 1996 she was chief scientist at NASA from 1993 to 1996, serving as the primary scientific advisor to the NASA administrator and the principal interface between NASA headquarters and the broader scientific community. Córdova headed the department of astronomy and astrophysics at Pennsylvania State University from 1989 to 1993 and served as deputy group leader of the Space Astronomy and Astrophysics Group at the Los Alamos National Laboratory from 1979 to 1989. Córdova received her B.A. degree in English from Stanford University and her Ph.D. in Physics from the California Institute of Technology. An expert in multiwavelength observational astronomy and space instrumentation, Córdova is the author of more than 140 scientific papers and is the winner of NASA’s highest honor, the Distinguished Service Medal. She was recognized as a 2000 Kilby Laureate, a prestigious award honoring an individual for contributions to society through science, technology, innovation, invention and education, which was named for the internationally acclaimed inventor of the integrated circuit, Nobel Laureate, Jack St. Clair Kilby. Córdova has served on the President’s National Medal of Science Committee, and the Fundamental Science Committee of the National Science and Technology Council and for three years was Vice President of the American Astronomical Society. She is currently a member of: the National Academy of Sciences’ Strategic Communications, National Security and Policy, and Global Affairs Committees; the University of California President’s Council on National Laboratories; and serves on the Board of Directors for Belo Corporation. Córdova lives in Riverside, California with her husband and family. # # # Based in Rosemead, Calif., Edison International is the parent company of Southern California Edison, Edison Mission Energy, and Edison Capital.