Almroth Wright, M.D., a pathologist from Yorkshire, England, discovered an anti-typhoid vaccine in 1896 and headed the Institute of Pathology and Research at St. Mary’s Hospital, London. Wright, who was knighted in 1906, also developed vaccines used against enteric tuberculosis and pneumonia. An authority on vaccine therapy, he developed a system of anti-typhoid inoculation and a method of measuring protective substances in human blood. Wright was born on this date in 1861. He died in 1947.

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