Arnold J. Levine is the Harry C. Weiss Professor and Chairman of the Department of Molecular Biology at Princeton University and editor-in-chief of the "Journal of Viriology". An expert on DNA viruses, Dr. Levine is one of the leaders of research on tumor-suppressor genes and on the p53 oncogene product, one of the most intensive and eagerly watched areas of study in modern biology. In 1991, Dr. Levine was elected to the National Academy of Science.