Professor Grushka is a professor of analytical chemistry at the Hebrew University of Jerusalem and an internationally recognized expert on chemical separations. Specifically, his field of expertise is chromatography and capillary electrophoresis. Professor Grushka serves as a member of the editorial boards of several journals on analytical chemistry and separations, as well as the editorial board of the prestigious series, Advances in Chromatography. He has edited several books on chromatography and published numerous scientific articles.
Professor Grushka is regularly invited to lecture at forums and exhibitions worldwide, and assists the organizers of these events. As a member of the academic faculty at the Hebrew University, he conducts research and guides his students towards their advanced academic degrees. Many of them have gone on to take key positions in international organizations.