RUBINSTEIN, Isaak. Russian, b. 1949. Genres: Physics. Career: Massachusetts Institute of Technology, Cambridge, research associate, 1978-79; Weizmann Institute of Science, Rehovot, Israel, research fellow, 1979-81, senior researcher, 1981-85, associate professor of mathematics, until 1988; Ben Gurion University of the Negev, Beersheva, Israel, associate professor, 1988-91, professor of mathematics, 1991-. Stanford University, research associate, 1986-87. Publications: Electro-Diffusion of Ions, 1990; (with L. Rubinstein) Partial Differential Equations in Classical Mathematical Physics, 1993. Address: Blaustein Institute for Desert Research, Ben Gurion University of the Negev, Sede Boger Campus, 84993 Beersheva, Israel.