Licence in Physics, University Bucharest, Romania, 1968. Master of Science, Technion, Haifa, Israel, 1975. Doctor of Science, Technion, Haifa, Israel, 1980.
Research physicist Institute Electronic Research, Bucharest, 1969-1970. Graduate instructor Technion, Haifa, 1972-1978, research assistant, lecturer, 1978-1981. Research physicist Rafael, 1981-1984, senior research physicist, 1984-1988.
Visiting scientist University Cologne, Germany, 1988-1994. President Society for Advancement of Physics, since 1995.
Member German Physical Society, European Physical Society.
Son of Emerich and Edith (Klein) G. Married Gaby Lucaci, September 20, 1969. Children: Tamar, David.