Jean-Victor Poncelet
Mathematician known for projective geometry
A mathematician and engineer, contributions largely centered around projective geometry. Pioneered the concepts of duality and the principle of continuity in geometry. Served as an officer in the French army and participated in the Napoleonic Wars. After being captured, imprisonment in Russia prompted introspection and work on mathematical theories. Authored 'Traité des propriétés projectives des figures,' which became a significant text in mathematics. Believed to have influenced future developments in geometry and algebra, establishing a foundation for further research in these fields.
Contributed to the development of projective geometry
Published 'Traité des propriétés projectives des figures'
Other People Born on July 1st
Rod Gilbert
Ice Hockey player with the New York Rangers
Born
July 1st, 1941 84 years ago
Died
August 22nd, 2021 4 years ago — 80 years old
An ice hockey player played for the New York Rangers in the National Hockey League (NHL). Garbbed the franchise's all-time scoring leader with 1021 points. Played in 1,065 regular season games and participated in seven NHL All-Star games. Gilbert's contributions extended beyond the ice as he engaged in philanthropic efforts and community service, supporting various charities.
Continue ReadingIgnaz Semmelweis
Physician known for hand hygiene practices
Born
July 1st, 1818 207 years ago
Died
August 13th, 1865 160 years ago — 47 years old
A Hungarian-Austrian physician and obstetrician developed the practice of hand washing to prevent puerperal fever in maternity wards. Worked at Vienna General Hospital, where discovered that the incidence of infection could be drastically reduced by instructing staff to wash their hands with chlorinated lime. Faced significant resistance from his contemporaries, who were skeptical of his findings. Despite the challenges, his theories laid the groundwork for modern antiseptic procedures in medicine.
Continue ReadingJack Dyer Crouch II
American diplomat, Deputy National Security Advisor
Born
July 1st, 1958 67 years ago
Served as Deputy National Security Advisor under President George W. Bush from 2005 to 2007. Played a key role in shaping U.S. national security policy during a time of significant global challenges. Held the position of Assistant Secretary of Defense for International Security Policy from 2001 to 2005. Worked at the National Security Council during the administration of President Ronald Reagan. Engaged in various diplomatic efforts and policy initiatives that influenced U.S. relations with key allies and adversaries.
Continue ReadingGerald Edelman
Immunologist and Nobel Prize Winner
Born
July 1st, 1929 96 years ago
Died
May 17th, 2014 11 years ago — 84 years old
A notable biologist and immunologist, contributions include extensive research on the immune system and the development of the theory of neural Darwinism. Played a significant role in understanding immunoglobulin and the development of monoclonal antibodies. Awarded the Nobel Prize in Physiology or Medicine in 1972 for discoveries related to the immune system.
Continue ReadingThomas Green Clemson
American politician and educator, founder of Clemson University
Born
July 1st, 1807 218 years ago
Died
1888 138 years ago — 81 years old
Served as a U.S. Minister to Belgium and held significant influence in South Carolina politics. Advocated for agriculture and technical education which led to the establishment of Clemson University in 1889. Contributed to the development of education in the Southern United States through the founding of this institution that emphasizes scientific and practical learning.
Continue ReadingArthur Borton
English colonel, Victoria Cross recipient
Born
July 1st, 1883 142 years ago
Died
1933 93 years ago — 50 years old
An English colonel served during World War I and received the Victoria Cross for gallantry during action in 1917. Borton demonstrated exceptional bravery and leadership that led to significant contributions to military operations. After the war, continued service in the armed forces marked a commitment to duty and country. Recognized for extraordinary courage under fire, the actions during combat earned a distinguished place in military history.
Continue ReadingOther People Who Died on December 22nd
John Newbery
English publisher and children's author
Born
1713 313 years ago
Died
December 22nd, 1767 258 years ago — 54 years old
Established the first children's book publishing house. Published 'A Little Pretty Pocket-Book' in 1744, considered one of the first texts aimed specifically at children. Advocated for children's literature at a time when such works were scarce. His efforts laid the groundwork for future developments in the genre.
Continue ReadingWillibald Pirckheimer
German lawyer and Renaissance author
Born
December 5th, 1470 555 years ago
Died
December 22nd, 1530 495 years ago — 60 years old
A prominent figure of the German Renaissance, extensively contributed to humanist literature. Engaged in legal practice while also serving as a patron of the arts. Collaborated with notable artists of the period, influencing the cultural landscape. Authored letters and treatises that showcased classical learning and the significance of education. Played a vital role in the promotion of humanist thought in Germany.
Continue ReadingBaha' al-Dawla
Buyid amir of Iraq
Died
December 22nd, 1012 1013 years ago — None years old
Baha' al-Dawla ruled as an amir of the Buyid dynasty in Iraq during the late 10th and early 11th centuries. He was influential in the administration and cultural development of Baghdad, supporting various scholars and artists. Under his rule, the Buyid dynasty maintained a significant degree of autonomy and power despite the overarching influence of the Abbasid Caliphate. His reign is often characterized by the promotion of Persian culture and efforts to stabilize the region amid political turmoil. Baha' al-Dawla's policies contributed to the flourishing of the arts and sciences in his territory.
Continue ReadingMaximilien de Béthune
Duke of Sully and Prime Minister of France
Born
December 13th, 1560 465 years ago
Died
December 22nd, 1641 384 years ago — 81 years old
Born into nobility, held significant political influence in France. Served as the Duke of Sully and as the second Prime Minister under King Henry IV. Implemented financial reforms that improved the economy and established a centralized administration. Guided policies that aimed to promote peace and stabilize the kingdom after years of civil war. Strengthened the infrastructure, enhancing trade and agricultural production. Influenced the shaping of French policies during the early 17th century.
Continue ReadingVitellius
Roman emperor during Year of the Four Emperors
Born
September 24th, 15 2010 years ago
Died
December 22nd, 69 1956 years ago — 54 years old
Born in 15 AD, ascended to power during a tumultuous period known as the Year of the Four Emperors. Vitellius became emperor in 69 AD following the defeat of Otho. His reign was marked by extravagance and excess, which fueled dissatisfaction among the military and populace. His rule lasted for a brief eight months before being overthrown by Vespasian, leading to his eventual execution. The political instability and civil conflict during this era characterized his tenure as emperor.
Continue ReadingDwight L. Moody
Evangelist and founder of Moody Publishers
Born
February 5th, 1837 189 years ago
Died
December 22nd, 1899 126 years ago — 62 years old
An American evangelist and publisher, founded Moody Publishers, which played a significant role in distributing religious literature. Engaged in large-scale evangelistic campaigns, drew thousands to Christian faith through powerful sermons. Established the Moody Bible Institute in Chicago, aimed at training students for pastoral and missionary work, contributing to religious education in the United States.
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