Nobel Prize-winning British biophysicist Francis Crick is best known for his ground-breaking work to determine the structure of the DNA, along with James Watson, Maurice Wilkins, and Rosalind Franklin. He taught at various institutes, such as the Salk Institute, and was also awarded the Order of Merit.
Belgian-British microbiologist Peter Piot headed the Joint United Nations Programme on HIV/AIDS, or UNAIDS. He has also served as the United Nations under-secretary-general. In 1976, he helped discover the Ebola virus. He has also penned several books, taught at various institutes, and led the International AIDS Society.