The Weizmann Institute of Science is a university and research institute in Rehovot, Israel. It differs from other Israeli universities in that it offers only graduate and post-graduate studies in the sciences. It is one of the worlds leading multidisciplinary research centers, with around 2,500 scientists, postdoctoral fellows, Ph.D. and M.Sc. students, and scientific, technical, and administrative staff working at the Institute. In 2011, the magazine The Scientist rated the Weizmann Institute as the best place in the world to work in academia among non-US institutions. Founded in1934 by Chaim Weizmann and Benjamin M. Bloch as the Daniel Sieff Research Institute, it was renamed the Weizmann Institute of Science in his honor on November 2, 1949. Before he became President of the State of Israel, Weizmann pursued hisresearch in organic chemistry at its laboratories.