 How about Alan Shepard being the first man to replace a divot in outer space? That's a long way to go just to get a good starting time. In the field of medicine, we've made an important contribution to the eradication of disease and the betterment of health of people everywhere. The discovery of the polio vaccine by Dr. Jonas Salk ranks with the historic medical breakthroughs of Louis Pasteur, Madame Curie, and Dr. Christian Barnard.