Fred Winston (American geneticist and John Emory Andrus Professor in the Harvard Medical School Department of Genetics) Fred Marshall Winston is a professor in the Harvard Medical School Genetics Department, where he has been a member of the faculty since 1983. Research in his laboratory has focused on mechanisms of transcription and the regulation of chromatin structure in the budding yeast Saccharomyces cerevisiae and the fission yeast Schizosaccharomyces pombe. Dr.