(From left) Stephen J. Benkovic, Ph.D., of Penn State University, Arthur Horwich, M.D., of Yale University, and Carl Frieden, Ph.D., the former head of the School of Medicine’s Department of Biochemistry and Molecular Biophysics and longtime professor, talk at the “Symposium at 77” held in honor of 77-year-old Frieden, who joined the faculty in 1957.