Bachelor summa cum laude, The Hebrew University, Jerusalem, 1955. Master of Arts summa cum laude, The Hebrew University, Jerusalem, 1959. Doctor of Philosophy, The Hebrew University, Jerusalem, 1967.
Director department teachers' training Hebrew University, 1964-1967, professor, since 1980. Head of School of Education Ben-Gurion University, Beersheva, Israel, 1968-1973. Director Center for Applied Linguistics, Hu J-M, Israel, 1970-1975.
Visiting professor University Wisconsin, Madison, 1972-1973, University Heidelberg, Germany, 1986-1987, 91. Project director and course writer, The Open University, Tel Aviv, since 1981. Chairman committee for teaching, Ministry of Education, since 1993.
Visiting scholar Master of Computer Applications-Berkeley, 1996. Professor communications Netanya Academy College, since 1999.
Major Israel Defense Force, 1949-1952. Member AILA, Israel Communications Association, Israeli Association for the Study of Language and Society, Israel Association of Applied Linguistics (president 1983-1986), Council on the Teaching of Hebrew.
Married Miriam Maoz, October 13, 1953. Children: Ori, Eynat.