Paul Langevin was a French physicist who developed Langevin dynamics and the Langevin equation. He was one of the founders of the Comité de vigilance des intellectuels antifascistes, an anti-fascist organization created after the 6 February 1934 far right riots.
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Also born on January 23
Musician
1998–2018 · United States
Jahseh Dwayne Ricardo Onfroy, professionally known as XXXTentacion, was an American rapper, singer-songwriter, and record producer.
State of Florida, Public domain, via Wikimedia Commons
Actor
1964 · United States
Mariska Magdolna Hargitay is an American actress, philanthropist, producer, and director. Hargitay is known for playing Olivia Benson on NBC's Law & Order: Special Victims Unit since 1999, the longest-running character of all time in an American primetime drama.
Colleen Sturtevant, CC BY-SA 4.0, via Wikimedia Commons
Creator
1930–2017 · Saint Lucia
Sir Derek Alton Walcott was a Saint Lucian poet and playwright.
Bert Nienhuis, CC BY-SA 3.0, via Wikimedia Commons
American biochemist and pharmacologist
1918–1999 · United States
Gertrude "Trudy" Belle Elion was an American biochemist and pharmacologist, who shared the 1988 Nobel Prize in Physiology or Medicine with George H. Hitchings and Sir James Black for their use of innovative methods of rational drug design for the development of new drugs.
GlaxoSmithKline plc, CC BY 4.0, via Wikimedia Commons
Scientist
1915–1991 · United Kingdom
Sir William Arthur Lewis was a Saint Lucian economist and the James Madison Professor of Political Economy at Princeton University. Lewis remains the only black person to have won the Nobel Memorial Prize in Economic Sciences.
Scientist
1929 · Canada
John Charles Polanyi is a German-born Canadian chemist. He was awarded the 1986 Nobel Prize in Chemistry for his research in chemical reaction dynamics.
Bengt Oberger, CC BY-SA 4.0, via Wikimedia Commons