sentences:  in neuroscience from the University of California at Berkeley, after which he worked in the x-ray crystallography laboratory of Professor Robert Stroud at the University of California at San Francisco on a project to determine the 3-D structure of the nicotinic acetylcholine receptor.Attaran received a predoctoral fellowship from the Howard Hughes Medical Institute for graduate studies in the biomedical sciences, leading to degrees from Caltech (M.S., 1992) and Oxford University (D.Phil., 1996).At Oxford, he matriculated to Wadham College and studied under Professor David Shotton of the Department of Zoology and Professor Alain Townsend of the Weatherall Institute of Molecular Medicine.