O`Connor, Sandra Day Born 1930 in El Paso, TX Federal Judicial Service: Associate Justice, Supreme Court of the United States Nominated by Ronald Reagan on August 19, 1981, to a seat vacated by Potter Stewart. Confirmed by the Senate on September 21, 1981, and received commission on September 22, 1981. Assumed senior status on January 31, 2006. Allotment as Circuit Justice: Sixth Circuit, October 1, 1981-September 25, 1986 Ninth Circuit, September 26, 1986-January 31, 2006 Eleventh Circuit, September 10, 1987-December 1, 1987 Education: Stanford University, A.B., 1950 Stanford Law School, LL.B., 1952 Professional Career: Deputy county attorney, San Mateo County, California, 1952-1953 Civil attorney, Quartermaster Market Center, Frankfurt, Germany, 1954-1957 Private practice, Phoenix, Arizona, 1957-1965 Assistant attorney general, State of Arizona, 1965-1969 State senator, Arizona, 1969-1975; majority leader, 1973-1974 Judge, Superior Court of Arizona, Maricopa County, 1975-1979 Judge, Arizona Court of Appeals, 1979-1981 Research Collections Oral History