Louis de Broglie
French physicist, Nobel Prize winner
A French physicist and academic, one contributed to the development of quantum theory. De Broglie introduced the concept of wave-particle duality, suggesting that particles like electrons exhibit both particle and wave properties. This revolutionary idea laid the groundwork for the later development of wave mechanics. His work garnered international recognition, leading to a Nobel Prize in Physics in 1929. Throughout his career, he held various academic positions, influencing the field of physics and inspiring future generations of scientists. De Broglie's contributions significantly advanced the understanding of the nature of matter and light.
Proposed wave-particle duality
Nobel Prize in Physics, 1929
Other People Born on August 15th
Janusz Zajdel
Engineer and science fiction author
Born
August 15th, 1938 87 years ago
Died
July 19th, 1985 40 years ago — 46 years old
Contributed significantly to the field of science fiction literature in Poland. Zajdel published multiple novels and short stories, becoming a prominent figure in the genre. Recognized for the ability to blend technology with imaginative narratives. His works often explored themes of social and political issues through speculative fiction. Zajdel was also active in engineering, using his technical background to influence his writing. His contributions to literature and engineering garnered respect within both communities.
Continue ReadingGudrun Ensslin
German militant leader, Red Army Faction founder
Born
August 15th, 1940 85 years ago
Died
1977 48 years ago — 37 years old
A prominent figure in leftist militancy during the 1970s. Played a critical role in the founding of the Red Army Faction, a West German terrorist organization. Engaged in numerous acts of political violence aiming to oppose capitalism and U.S. influence in Europe. Captured and imprisoned in connection with various terrorist activities. Died in custody under controversial circumstances.
Continue ReadingGilles Ménage
French philologist and scholar
Born
August 15th, 1613 412 years ago
Died
July 23rd, 1692 333 years ago — 78 years old
A prominent figure in the study of language and literature, this individual contributed significantly to the fields of philology and lexicography. Authored works on etymology, which explored the origins and meanings of words. Published a comprehensive dictionary that influenced the French language. Engaged in scholarly correspondence with notable contemporaries and participated in linguistic debates.
Continue ReadingStieg Larsson
Author of the Millennium series
Born
August 15th, 1954 71 years ago
Died
November 9th, 2004 21 years ago — 50 years old
A journalist and author from Sweden, notable for writing the Millennium series, which includes the acclaimed novel 'The Girl with the Dragon Tattoo'. Larsson's work focused on social issues, particularly relating to women's rights and violence against women. The Millennium series gained international recognition and was adapted into several films. Larsson's career as a journalist included work with the magazine Expo, where he reported on extremist movements. His untimely death in 2004 occurred shortly after delivering the manuscripts of his successful series, which posthumously catapulted him to fame.
Continue ReadingMike Seeger
Folk musician and folklorist
Born
August 15th, 1933 92 years ago
Died
August 7th, 2009 16 years ago — 75 years old
An American folk musician and folklorist contributed significantly to the preservation and promotion of traditional American folk music. Performed extensively across the United States, showcasing styles from various regions and cultures. Recorded numerous albums that featured authentic folk music and conducted field recordings to document traditional musicians. Established connections with many prominent folk artists and helped revitalize interest in traditional Appalachian music.
Continue ReadingGeorge Klein
Inventor of the motorized wheelchair
Born
August 15th, 1904 121 years ago
Died
1992 33 years ago — 88 years old
An inventor contributed significantly to mobility solutions for those with disabilities. Developed the first successful motorized wheelchair in the late 1940s, which transformed the lives of many individuals with mobility challenges. The design was a collaboration with a team at the National Research Council of Canada, focusing on creating a practical and efficient wheelchair. Later improvements and adaptations of the design have influenced modern electric wheelchairs, making mobility more accessible for users.
Continue ReadingOther People Who Died on March 19th
John DeLorean
Automotive engineer and business founder
Born
January 6th, 1925 100 years ago
Died
March 19th, 2005 20 years ago — 80 years old
An American engineer and businessman founded the DeLorean Motor Company in 1975. DeLorean initiated the production of the DMC-12, an iconic car known for its stainless steel body and distinctive gull-wing doors. Prior to establishing his company, served as a chief engineer at General Motors, overseeing the development of the Pontiac GTO, which contributed to the popularization of the muscle car segment in the 1960s. The automobile industry saw significant innovations attributed to work in automotive design and engineering.
Continue ReadingLise Østergaard
Danish psychologist and politician
Born
1924 101 years ago
Died
March 19th, 1996 29 years ago — 72 years old
An influential psychologist and politician contributed significantly to mental health policies in Denmark. Involved in various governmental and non-governmental organizations focusing on mental health issues. Played a vital role in shaping legislation that supported mental health care access and improvement. Engaged in community outreach and education initiatives aimed at raising awareness about psychological support and the importance of mental health.
Continue ReadingDanny Schechter
Documentary filmmaker and journalist
Born
June 27th, 1942 83 years ago
Died
March 19th, 2015 10 years ago — 72 years old
A director, producer, and screenwriter focused on social issues, produced numerous documentaries throughout the career. Made films including 'In Debt We Trust' and 'WMD: Weapons of Mass Deception', which explored media, war, and financial crises. Committed to investigative journalism, covered significant global events and their media representations.
Continue ReadingHenry the Bearded
Polish duke and military leader
Born
1163 862 years ago
Died
March 19th, 1238 787 years ago — 75 years old
Held the title of Duke of Silesia and played a significant role in the political landscape of Poland during the 12th and early 13th centuries. Son of Bolesław I the Tall, worked to unify and strengthen the duchies in Silesia. Engaged in military campaigns against various opponents, including the Mongols. His reign saw attempts at consolidating power in a fragmented Polish state. Died in 1238, leaving a legacy of regional leadership.
Continue ReadingEdmund of Woodstock
1st Earl of Kent, Lord Warden of Ports
Born
August 5th, 1301 724 years ago
Died
March 19th, 1330 695 years ago — 28 years old
Served as the 1st Earl of Kent and held the title of Lord Warden of the Cinque Ports. Engaged in the politics of England during the early 14th century, participating in the conflicts and intrigues of the court. Played a significant role in supporting various factions, including the opposition against Edward II. His political career was marked by involvement in key events of the time, reflecting the tumultuous nature of English noble life.
Continue ReadingFred Phelps
American lawyer and founder of a church
Born
1929 96 years ago
Died
March 19th, 2014 11 years ago — 85 years old
A lawyer and pastor, founded the Westboro Baptist Church in 1955 in Topeka, Kansas. The church became widely recognized for its controversial protests and demonstrations against various social issues, particularly its anti-LGBTQ+ stance. Phelps led the church, promoting its ideologies and participating in numerous high-profile protests. The organization gained national attention through its picketing at military funerals, claiming it was a message from God about the nation's moral decline. Phelps remained a polarizing figure until his death in 2014.
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