Born on This Day: July 19

American inventor and manufacturer whose revolver designs and production methods influenced firearms and industrial manufacturing.

French artist whose innovative compositions and depictions of movement became central to Impressionism and modern art.

American surgeon who helped build the Mayo Clinic into a model of collaborative medical practice and research.

German-American philosopher whose critical theory influenced sociology, politics, and twentieth-century protest movements.

American senator and humanitarian whose antiwar leadership and global food programs influenced public policy.

American singer whose bilingual recordings broadened Latin influence in popular music.

Romanian tennis champion whose creativity and international success influenced the professional game.

English guitarist, songwriter, and astrophysicist whose work with Queen influenced rock music and whose science outreach expanded public interest in astronomy.