Bachelor cum laude, University of California at Los Angeles, 1946. Master of Arts cum laude, University New Mexico, 1966.
English teaching assistant, University of California at Los Angeles, 1946-1947;
English teacher, Marlborough School for Girls, Los Angeles, 1947-1950;
English teacher, Aztec (New Mexico) High School, 1953-1955;
English teacher, Farmington (New Mexico) High School, 1955-1963;
chair English department, Los Alamos (New Mexico) High School, 1963-1986;
senior technical writer, editor, Los Alamos National Laboratory, since 1987. Adjunct Professor of English, U. New Mexico, Los Alamos, 1970-1972, Albuquerque, 1982-1985. English consultant S.W. Regional College Board, Austin, Texas, since 1975.
Writer, editor, consultant advanced placement English test development committee National College Board, 1982-1986, reader, 1982-1986, project equality consultant, 1985-1988. Book selection consultant Scholastic magazine, 1980-1982.
Chair Los Alamos Art Public Places Board, 1987-1992. Chair advisory board trustees University New Mexico, Los Alamos, 1987-1993. President Los Alamos Concert Association, 1972-1973, 95-98, 2000-2004, president, 2003-2004.
Chair Los Alamos Mesa Public Library. Board, 1990-1994, chair endowment committee, 1995-1999. Member Society Technology Communicators, American Association of University Women (president 1961-1963, state board directors 1959-1963, Los Alamos coordinating council 1992-1993, president 1993-1994, 2002-2004, secretary 2001-2004), Daughters of the American Revolution, Order Eastern Star, Mortar Board, Phi Beta Kappa (president Los Alamos chapter 1969-1972, 99, vice president 1996-1999, president 2000-2001, director since 2002), Phi Kappa Phi, Delta Kappa Gamma, Gamma Phi Beta.
Married John Richard Mendius, June 19, 1947. Children: Richard, Catherine M. Graber, Louise, Karen M. Chooljian.