Olga Hahn-Neurath

Mathematician and philosopher of science

Olga Hahn-Neurath - Mathematician and philosopher of science
Born

July 20th, 1882
143 years ago

Died

July 20th, 1937
88 years ago — 55 years old

Category

Thinkers & Philosophers

Country

Austria

Links & References

Contributions to mathematical philosophy and scientific methodology were significant. Developed theories that combined insights from mathematics, philosophy, and social sciences. Worked on the foundations of the social sciences, emphasizing formalization and systematic approaches to research. Involvement with the Vienna Circle highlighted engagement with logical positivism and the philosophy of science. Promoted the understanding of the synergies between mathematical notation and human cognition.

Developed formal approaches to social sciences

Contributed to the Vienna Circle discussions

Expounded on mathematical philosophy

Other People Born on July 20th

Alan Stephenson Boyd

First United States Secretary of Transportation
Born
July 20th, 1922 103 years ago
Died
2020 5 years ago — 98 years old

Served as the first United States Secretary of Transportation from 1967 to 1969. Prior to this role, held various positions within the legal and transportation sectors. Played a significant part in the establishment of the Department of Transportation. After leaving the cabinet, continued to influence transportation policies and practices in the private sector and through federal advisory roles.

Continue Reading

Edward Leigh

English politician and lawyer
Born
July 20th, 1950 75 years ago

Served as a member of the House of Commons representing Gainsborough since 1997. Educated at Magdalene College, Cambridge, obtained a degree in law. Worked in private legal practice before entering politics. Contributed to debates on various issues, including finance and public expenditure. Actively participated in parliamentary committees.

Continue Reading

Gisele Bündchen

Supermodel and fashion entrepreneur
Born
July 20th, 1980 45 years ago

A prominent Brazilian model and businesswoman, gained international acclaim in the fashion industry. Began modeling at a young age, quickly rising to fame in the late 1990s. Became the first Brazilian model to achieve supermodel status, walking for major designers and brands such as Victoria's Secret and Chanel. Expanded into various ventures, including a successful line of skincare products and involvement in environmental activism.

Continue Reading

Viktoria Ladõnskaja

Estonian journalist and politician
Born
July 20th, 1981 44 years ago

Originated from Estonia, this individual embarked on a career in journalism and later transitioned into a political role. Active in the media sector, contributed to various publications and news outlets. Entered politics and served as a member of the Estonian parliament, focusing on issues relevant to society. Engaged in discussions and reforms related to media freedom and political integrity during the tenure in the legislature.

Continue Reading

Kira Kazantsev

Miss America 2015
Born
July 20th, 1991 34 years ago

Won the title of Miss America in 2015, representing New York. Advocated for domestic violence awareness during her reign. Earned a Bachelor of Arts degree from Hofstra University, where she studied political science and global studies. Competed in local pageants, culminating in her national title. Participated in various charity events and leveraged her platform to bring attention to social issues.

Continue Reading

Olivier de Kersauson

French sailor and ocean racer
Born
July 20th, 1944 81 years ago

An accomplished sailor, participated in numerous prestigious sailing races. Competed in the Whitbread Round the World Race and the Route du Rhum. Gained high recognition for achievements in solo and crewed ocean racing. Contributed to the sailing community through various media and television appearances, sharing experiences and insights on maritime adventures.

Continue Reading

Other People Who Died on July 20th

György Dózsa

Peasant revolt leader in Transylvania
Born
1470 555 years ago
Died
July 20th, 1514 511 years ago — 44 years old

Led a major peasant revolt in Hungary against the feudal system in 1514. This uprising, primarily involving desperate peasants and laborers, aimed to address social injustices and economic oppression. Dózsa's leadership galvanized the movement and highlighted the grievances of the lower classes. Following initial successes, the revolt faced harsh repression from nobility and royal forces. Dózsa was captured and executed, symbolizing the struggle between the peasantry and the ruling classes of the time.

Continue Reading

Toba

Emperor of Japan during the Heian period
Born
1103 922 years ago
Died
July 20th, 1156 869 years ago — 53 years old

Ascended the throne in 1107 and reigned until 1123. His reign is characterized by the continued decline of imperial power and the increasing influence of the Fujiwara clan. Known for the establishment of the cloistered government system, which allowed emperors to exercise power from religious retirement. After abdication, he remained influential as a cloistered emperor for several years, actively participating in the politics of the court until his death. The era was marked by cultural developments including the flourishing of Japanese literature and art.

Continue Reading

Klaus Schmidt

German archaeologist and academic
Born
1953 72 years ago
Died
July 20th, 2014 11 years ago — 61 years old

Significant contributions were made to the field of archaeology, particularly through the work at Göbekli Tepe, an ancient archaeological site in Turkey. Schmidt led excavations that uncovered monumental structures dating back to the Pre-Pottery Neolithic period, showcasing early religious and communal activities. His research provided insights into the transition from hunter-gatherer societies to settled farming, emphasizing the importance of Göbekli Tepe in understanding early human civilization.

Continue Reading

Joseph Rochefort

Cryptanalyst and American Navy Captain
Born
1900 125 years ago
Died
July 20th, 1976 49 years ago — 76 years old

A captain in the United States Navy, played a pivotal role during World War II as a cryptanalyst. Led the team that deciphered Japanese communications, significantly contributing to the success of the Battle of Midway. Commanded the U.S. Navy's Station Hypo in Hawaii, which became crucial in intercepting and decoding enemy messages. After the war, focused on intelligence and cryptography advancements within the naval structure.

Continue Reading

Jerry Miller

Musician and guitarist, co-founded Moby Grape
Born
July 10th, 1943 82 years ago
Died
July 20th, 2024 1 years ago — 81 years old

An American singer-songwriter and guitarist, contributed to the music scene in the 1960s as a founding member of the band Moby Grape. Moby Grape's self-titled debut album, released in 1967, featured a blend of rock, country, and blues, garnering critical acclaim. The band's innovative sound and harmonies placed them among the influential groups of the era. After Moby Grape, pursued a solo career and collaborated with various artists, continuing to perform live and record music, showcasing a commitment to artistic expression throughout the decades.

Continue Reading

M. E. H. Maharoof

Sri Lankan politician and minister
Born
January 5th, 1939 86 years ago
Died
July 20th, 1997 28 years ago — 58 years old

Born in 1939, a prominent Sri Lankan politician. Held several key positions including Minister of Fisheries and Minister of Environment. Played a significant role in local and national politics throughout the later part of the 20th century. Engaged in various legislative actions and policy implementations addressing issues related to fisheries and environmental conservation.

Continue Reading