Tanzi, Rudolph E.: - Prof Rudolph E. Tanzi is the Joseph P. and Rose F. Kennedy Professor of Neurology at Harvard University. Dr. Tanzi has been investigating the genetics of neurological disease since the 1980s, when he participated in the first study using genetic markers to find a disease gene (Huntington's disease). Dr Tanzi isolated the first Alzheimer's disease gene and discovered several others; he now heads the Alzheimer's Genome Project.