Research associate Burroughs Wellcome Company, Research Triangle Park, North Carolina, 1978-1980. Scientist Weizmann Institute of Science, 1980-1982, senior scientist, 1982-1987, associate professor, 1987-1989. Head receptor research Glaxo Research Institute, Research Triangle Park, 1988-1989, head department metabolic diseases, since 1989.
Adjunct professor Duke University Medical Center, Durham, North Carolina, since 1989. Member scientists committee Weizmann Institute of Science, 1984-1987. Invited lecturer Neuoendocrine Mini-Symposium, 1983, International Anatom.
Congress, London, 1985, Colloquim in Neurosci., Rehovot, 1985, Weizmann Institute, 1985, 13th World Congress of the Israel Medical Association, Jerusalem, 1985, Bat-Sheva International Symposium on Molecular Apporaches to Hormone Action, Tiberias, 1987.
- Reviewer Journal Endocrinology, Science, Journal of Clinical Endocrinology and Metabolism, Molecular Pharmacology, Molecular and Cellular Endocrinology, Peptides, Biochemistry and Biophysics Research Communications, Biology of Reproduction, Molecular and Cellular Neurosci., Proceedings of National Academy of Sciences. Contributor numerous articles to professional journals.