Physicist, biologist, author. M.S., theoretical physics (Harvard University, 1959), Ph.D., physics and molecular biology (Harvard, 1963). New York University, instructor and research scientist (1962-1963); Cornell University, associate professor (1962-1969); espectively. New York University, associate professor (1970-1972); State University of New York (1972-1982); Study, 1972-1974). Northeastern University, professor of mathematics (1982-1988); University of California, Berkely, Departments of Rhetoric, History, and Women's Studies, professor (1988-1992); Massachusetts Institute of Technology, professor of the history and philosophy of science (1992- ). Research and teaching in history and philosophy of science, mathematical and molecular biology, and theoretical physics, focusing on the intersection of science and gender, and on the philosophy and history of modern biology.