an early proponent of the use of cinchona bark. His most important contribution to medicine was his book on occupational diseases, De Morbis Artificum Diatriba ("Diseases of Workers")

a logician, mathematician, and philosopher. Considered along with Aristotle and Gottlob Frege to be one of the most significant logicians in history,

a reforming practitioner and teacher of medicine

a Hungarian dentist, writer, dramatist and essayist

a Dutch physical chemist. His pioneering work helped found the modern theory of chemical affinity, chemical equilibrium, chemical kinetics, and chemical thermodynamics.

a French composer, born in Lodève, Hérault, France. Before he turned 20 he had orchestrated and written incidental music for several ballets and stage productions.