the 11th president of the United States, serving from 1845 to 1849. He previously was the 13th speaker of the House of Representatives (1835–1839) and ninth governor of Tennessee (1839–1841).

a German-Austrian ethologist. His work centered on investigations of the sensory perceptions of the honey bee and he was one of the first to translate the meaning of the waggle dance.

a German poet. He is best known for writing "Das Lied der Deutschen", whose third stanza is now the national anthem of Germany, and a number of popular children's songs

a German organic chemist who demonstrated the existence of macromolecules, which he characterized as polymers.

a German-Swiss poet, novelist, and painter. His best-known works include Demian, Steppenwolf, Siddhartha, and The Glass Bead Game

a French civil engineer, best known for the world-famous Eiffel Tower, designed and built for the 1889 Universal Exposition in Paris, and his contribution to the Statue of Liberty.