H. L. A. Hart

Canadian cyclist, transgender rights activist and professor of philosophy | University of Victoria, Dalhousie University, University of Waterloo | Victoria

Chinese mathematician | Fellow of the American Mathematical Society (2019), Fellow of the American Academy of Arts and Sciences (2023), New Horizons in Mathematics Prize

Australian philosopher | University of Melbourne | Melbourne: July 18, 1979 - Berlin: March 5, 1990 | Toby Ord | Melbourne: July 18, 1979 - Berlin: March 5

American physicist and astronaut | University of Rochester, Albion College | White Bear Lake: July 18, 1973 - Pisa: March 20, 1863 | Josh A. Cassada | White

Italian physicist (1973-) | Friedel-Volterra Prize (2019) | Scuola Normale Superiore | Pisa: July 18, 1973 - Bagneux: August 31, 1918 | Cristiano Ciuti | Pisa

German mathematician | Fellow of the American Mathematical Society (2013) | University of Bonn | Berlin: July 18, 1970 - June 25, 2022 | Katrin Wendland

Ukrainian scientist | Odesa University | Chernivtsi: July 18, 1967 - Moscow: December 12, 2023 | Olena Karpenko | Chernivtsi: July 18, 1967 - Moscow: December 12, 2023

Azerbaijan Medical University | July 18, 1962 - Baku: January 19, 2017 | Eldar Əliyev | July 18, 1962 - Baku: January 19, 2017 | Azerbaijan Medical University

researcher | Merited Scientist of the Russian Federation | Kemerovo State Medical University | Kemerovo: July 18, 1961 - Saint Petersburg: January 10, 1994

American intelligent design advocate | University of Illinois at Chicago, Princeton Theological Seminary, University of Chicago, Portsmouth Abbey School

Australian physicist | Fellow of the Optical Society (2005), Fellow of the Royal Australasian College of Physicians, Emmett N. Leith Medal (2022), Thousand

Ukrainian journalist, scientist | Honored Worker of Education of Ukraine (2009), Excellence in Education of Ukraine Badge (1998) | Uzhhorod National University

President of the European Institute for Health Records and of the European Institute for Innovation through Health Data | July 18, 1959 - Koprivnica: July 30, 2008

Russian scientist | Order of Alexander Nevsky, Medal "In Commemoration of the 850th Anniversary of Moscow", Order of Honour, Merited designer of the Russian

Ukrainian biologist and biochemist | Honored Scientist of Ukraine (2004), State Prize of the Autonomous Republic of Crimea | Crimea State Medical University

CEO of the Nasdaq-OMX Stock Market | Stern School of Business, Iona University | Queens: July 18, 1957 - Edinburgh: April 24, 1858 | Robert Greifeld | Queens

Taiwanese engineer | USC Viterbi School of Engineering, University of Southern California, National Chiao Tung University, Stony Brook University | July 18

Mexican sculptor | July 18, 1952 - Vienna: January 7, 1893 | José Arturo Martínez Lazo (Jose Arturo Martinez Lazo) | July 18, 1952 - Vienna: January 7, 1893

Russian physicist | Russian government prize for science and technology, Order of Holy Prince Daniel of Moscow 3rd class, Medal of the Order "For Merit to the

Belgian politician | Knight Grand Cross of the Order of Leopold II, Minister of State, Knight of the Order of Leopold | University of Mons-Hainaut, University of Mons

American computer scientist (born 1950) | Sidney Fernbach Award (2003), Computer Pioneer Award (2020), Fellow of the American Association for the Advancement

German philosopher | honorary doctorate of the Bordeaux Montaigne University (2014), Ernst Bloch Award (2015), honorary doctor of the University of Rennes I (2014)

Estonian writer | University of Tartu, Moscow State University | Tallinn: July 18, 1948 - Tatevo: May 15, 1902 | Helju Rebane | Tallinn: July 18, 1948

German biochemist (1988 Nobel Prize) | Bijvoet Medal (1989), X-ray badge (2004), Honorary doctor of the University of Bologna, Nobel Prize in Chemistry (1988)

Austrian chemist | Clemens Winkler Medal For Analytical Chemistry (2013), Heinrich Emanuel Merck Award For Analytical Science (1988) | Graz: July 18, 1947 - June 1, 2023

Russian astrophysicist | Honoured Higher education employee of the Russian Federation | Kazan Federal University | Katav-Ivanovsk: July 18, 1946 - Chelyabinsk

Italian mathematician (1945-), professor of probability calculus | Rome: July 18, 1945 - Warsaw: December 8, 2022 | Mauro Cerasoli | Rome: July 18, 1945

Romanian chemist | University of Bucharest | Kingdom of Romania: July 18, 1940 - January 1, 2021 | Alexandru Cecal | Kingdom of Romania: July 18, 1940 - January 1, 2021

German mathematician | Bavarian Order of Merit, Karl Heinz Beckurts Award (1990), honorary doctor of the University of Augsburg, Alwin-Walther medal (2002)

Azerbaijani physicist | Shohrat Order | Baku: July 18, 1939 - Buenos Aires: July 31, 1967 | Təyyar Cəfərov | Baku: July 18, 1939 - Buenos Aires: July 31, 1967

Ukrainian scientist | National Pedagogical Dragomanov University | Chernobyl: July 18, 1937 - Minsk: February 13, 1949 | Vira Ilchenko | Chernobyl: July 18

Nobel laureate organic and inorganic chemist and Holocaust child survivor (born 1937) | Marie Curie Medal (2019), James T. Grady-James H. Stack Award for

Russian historian (1934-2010) | MSU Faculty of History | Tashkent: July 18, 1934 - Mascow: December 6, 2010 | Lily Golden | Tashkent: July 18, 1934 - Mascow

Israeli nuclear physicist | Berlin: July 18, 1933 - November 29, 1911 | Jonas Alster | Berlin: July 18, 1933 - November 29, 1911

Canadian composer (1933–2021) | Governor General's Performing Arts Award, Molson Prize (1993), Guggenheim Fellowship, Companion of the Order of Canada, Fumio

German chemist | Liebig Medal (1993) | University of Bonn | Würzburg: July 18, 1933 - Penrhos: November 6, 1913 | Reinhard W. Hoffmann | Würzburg: July 18

Romanian professor, scientist (1932-2006) | Francqui Prize (1970), Hannes Alfvén Prize (2000) | Université Libre de Bruxelles, Free University of Brussels

Polish physicist | Medal of the National Education Commission | Gdańsk University of Technology | Łajsce: July 18, 1929 - Gdańsk: July 14, 2023 | Adolf

Russian biophysicist | Order of the Badge of Honour | Saint Petersburg: July 18, 1929 - March 22, 1999 | Oleg B. Ptitsyn | Saint Petersburg: July 18, 1929

Jurist, philosopher, art critic, political activist (1927-2018) | Alhama de Granada: July 18, 1927 - Madrid: February 28, 2018 | Antonio García-Trevijano

American mathematician (1926–2017) | Paul R. Halmos - Lester R. Ford Awards | analytic hierarchy process | Yale University, The Catholic University of

Japanese economist (1923-2004) | Person of Cultural Merit (1976), Order of Culture (1976), honorary doctorate of Paris Nanterre University (1988) | Kyoto University

American historian, physicist and philosopher (1922 – 1996) | honorary doctor of the University of Padua, John Desmond Bernal Prize (1983), Guggenheim

writer and twenty-fifth Maharaja of Mysore (1919-1974) | Knight Grand Cross of the Order of the Bath, Sangeet Natak Akademi Fellowship (1966), Knight Grand

American mathematician | Guggenheim Fellowship (1952) | Harvard University, Case Western Reserve University | July 18, 1912 - December 4, 2006 | Arthur Everett

Romanian mathematician (1908-2000) | honorary doctor of Caen University (1966) | The Faculty of Mathematics and Computer Science of the University of Bucharest

American physicist and administrator (1906–1998) | Yale University, University of Georgia, Duke University | Tignall: July 18, 1906 - Carrollton: February 18, 1998

Hungarian chemist | Kossuth Prize (1950) | Budapest University of Technology and Economics | Zsámbék: July 18, 1903 - Budapest: January 27, 1982 | Árpád

American chemist | Michigan Women's Hall of Fame (1992) | University at Buffalo | Buffalo: July 18, 1901 - Midland: March 17, 1991 | Sylvia Stoesser | Buffalo

German science journalist and author (1896–1956) | Technical University of Munich | Gunzenhausen: July 18, 1896 - Munich: March 29, 1956 | Otto Willi Gail

Finnish physiologist | University of Helsinki | Helsinki: July 18, 1894 - Helsinki: December 18, 1976 | Yrjö Reenpää (Yrjo Reenpaa) | Helsinki: July 18

Canadian acoustician and musician (1891–1966) | West Nipissing: July 18, 1891 - Montreal: August 24, 1966 | Oswald Michaud | West Nipissing: July 18, 1891

Swiss mathematician, teacher and peace activist (1891-1970) | University of Basel | Wintersingen: July 18, 1891 - Basel: December 30, 1970 | Helene Stähelin

German mathematician and statistician (1891–1966) | Fellow of the American Statistical Association, Guggenheim Fellowship (1950), Fellow of the Institute of

Russian chemist (1879–1935) | Laura R. Leonard Prize (1932) | Saint Petersburg Mining Institute | Saint Petersburg: July 18, 1879 - Shanghai: June 2, 1935

Swiss botanist and politician (1876-1960) | Ahnentafel Rübel-Blass | Zurich: July 18, 1876 - Zurich: June 24, 1960 | Eduard August Rübel (Eduard August

Austrian inventor (1875–1947) | Aurolzmünster: July 18, 1875 - Aurolzmünster: July 13, 1947 | Carl Schappeller | Aurolzmünster: July 18, 1875

German chemist (1870–1950) | Honorary doctorate from the Julius Maximilians University of Würzburg (1932) | Leipzig University, University of Giessen

American chemist (1870-1922) | University of North Carolina at Chapel Hill, University of Virginia | July 18, 1870 - New York City: January 28, 1922 | Charles

Romanian chemist | University of Bucharest | Râmnicu Sărat: July 18, 1867 - Bucharest: December 29, 1935 | Ștefan Minovici (Stefan Minovici) | Râmnicu

German writer and sexuologist (1866–1908) | Berlin: July 18, 1866 - Schöneberg: June 21, 1908 | Benedict Friedlaender | Berlin: July 18, 1866 - Schöneberg

German writer (1864–1947) | honorary doctor of the University of Jena, Goethe Prize (1931), Goethe Medal for Art and Science, Wilhelm Raabe Prize (1944)

American mathematician | Johns Hopkins University, Howard University | Winnsboro: July 18, 1863 - Washington, D.C.: December 29, 1939 | Kelly Miller

American academic | Elliott Cresson Medal (1912), NAS Public Welfare Medal (1917) | University of Illinois Urbana–Champaign | Litchfield: July 18, 1861

German Roman Catholic theologian | Olewig: July 18, 1858 - South Holland: February 2, 1929 | Joseph Hontheim | Olewig: July 18, 1858 - South Holland: February 2, 1929

Chinese writer (1857–1928) | The Spirit of the Chinese People | University of Edinburgh | Penang: July 18, 1857 - Beijing: April 30, 1928 | Gu Hongming

1857-1950) | Bern: July 18, 1857 - Lugano: November 22, 1950 | Albert Wander | Bern: July 18, 1857 - Lugano: November 22, 1950

American politician (1854-1911) | Georgetown: July 18, 1854 - Cleveland: April 10, 1911 | Tom L. Johnson - Tom Loftin Johnson | Georgetown: July 18, 1854

Dutch physicist (1853–1928) | Knight of the Order of the Netherlands Lion, Echegaray Medal (1925), Pour le Mérite for Sciences and Arts order, doctor

American philosopher (1852–1919) | The Gospel of Buddha | Ilsenburg: July 18, 1852 - LaSalle: February 11, 1919 | Paul Carus | Ilsenburg: July 18, 1852

French mathematician (1813–1854) | Laurent series | École polytechnique, École d'application de l'artillerie et du génie | Paris: July 18, 1813 - Paris

German artist (1813-1881) | Wrocław: July 18, 1813 - Kaliningrad: April 18, 1881 | Ludwig Rosenfelder | Wrocław: July 18, 1813 - Kaliningrad: April 18, 1881

German philosopher (1796–1879) | Humboldt University of Berlin | Jena: July 18, 1796 - Stuttgart: August 8, 1879 | Immanuel Hermann Fichte | Jena: July 18

Swiss astronomer (1793-1881) | University of Paris, University of Geneva | Cologny: July 18, 1793 - Geneva: November 30, 1881 | Alfred Gautier | Cologny: July

Danish philosopher | Decoration of the Cross of Honour of the Dannebrog (1840), commander of the Order of the Dannebrog (1862), Knight of the Order of the

German astronomer and mathematician | Order of Saint Stanislaus, 1st class, Order of St. Vladimir, 3rd class, Order of Saint Anna, 2nd class, Order of Saint

French pharmacist | Paris: July 18, 1774 - Paris: September 16, 1855 | Jean-François Derosne (Jean-Francois Derosne) | Paris: July 18, 1774 - Paris: September 16, 1855

Swiss mathematician (1768-1822) | magnitude of a complex number, Argand diagram | Geneva: July 18, 1768 - Paris: August 13, 1822 | Jean-Robert Argand | Geneva

Italian Jesuit writer (1718-1808) | Mantua: July 18, 1718 - Mantua: September 13, 1808 | Saverio Bettinelli (Diodoro Delfico) | Mantua: July 18, 1718 - Mantua

French Jesuit active in China | Kangxi Atlas | Le Mans: July 18, 1656 - Beijing: July 28, 1732 | Joachim Bouvet | Le Mans: July 18, 1656 - Beijing: July 28, 1732