Francis Galton was an English explorer and anthropologist best known for his research in eugenics and human intelligence. He was the first to study the effects of human selective mating.
Ulysses S. Grant was U.S. general and commander of the Union armies during the late years of the American Civil War, and 18th president of the United States.
Rutherford B. Hayes was the 19th president of the United States and oversaw the end of the rebuilding efforts of the Reconstruction.
Gregor Mendel was an Austrian monk who discovered the basic principles of heredity through experiments in his garden. Mendel's observations became the foundation of modern genetics and the study of heredity, and he is widely considered a pioneer in the field of genetics.
Landscape architect Frederick Law Olmsted helped design many U.S. public parks. His first project was Central Park in New York City.
Scientist Louis Pasteur came up with the food preparing process known as pasteurization; he also developed a vaccination for anthrax and rabies.