Henry F. Vaughan organizations. Among the breakthroughs in disease control during his deanship, the public health school contributed through the development of the first influenza vaccine by Dr. Thomas Francis Jr. and the polio vaccine by Dr. Jonas Salk in 1954. Vaughan was heavily involved with the construction of the Public Health Building. He was also able to attain Nathan Sinai, Thomas Francis, and Kenneth Easlick as faculties who are highly regarded in the field of public health to establish a real competence in health services organization and epidemiology. By the end of retirement in 1960, Vaughan created a school that is the
Jonas Salk artists have joined the scientists to achieve an understanding of man in all his physical, mental and spiritual complexity. Such interchanges might lead, he would hope, to a new and important school of thinkers he would designate as biophilosophers." Salk told his cousin, Joel Kassiday, at a meeting of the Congressional Clearinghouse on the Future on Capitol Hill in 1984 that he was optimistic that ways to prevent most human and animal diseases would eventually be developed. Salk said people must be prepared to take prudent risks, since "a risk-free society would become a dead-end society" without progress. Salk describes