Postdoctoral fellow in biochemistry Cornell University, Ithaca, New York, 1970-1972. Senior lecturer department biology Technion, Haifa, Israel, 1972-1977, associate professor Israel, 1977-1980, professor biology Israel, 1980-1985. Member department biochemistry Roche Institute Molecular Biology, Nutley, New Jersey, 1986-1987, head biochemistry laboratory, 1986-1995.
Professor department biochemistry Tel Aviv University, Israel, since 1995.
Member American Association for the Advancement of Science, American Chemical Society, American Society for Biochemistry and Molecular Biology, American Society Plant Physiologists, Biophysics Society, American Society Cell Biology Federation American Societies for Experimental Biology, International Society for Neurochemistry, New York Academy of Sciences.
1970 - 1972
1972 - 1977
1986 - 1987