(born January 1, 1937) is an American microbiologist best known for developing a vaccine that protects children from infections by Haemophilus influenzae type b (Hib), a leading cause of bacterial meningitis and epiglottitis.
The techniques he and his colleague Ronald Eby invented were later utilized to develop a vaccine against Streptococcus pneumoniae.
He is a member of the National Academy of Sciences of the United States of America.