Olga Hahn-Neurath

Mathematician and philosopher of science

Olga Hahn-Neurath - Mathematician and philosopher of science
Born

July 20th, 1882
142 years ago

Died

July 20th, 1937
87 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

Joon Park

South Korean-American singer and songwriter
Born
July 20th, 1969 55 years ago

Born in South Korea and later moving to the United States, a career in music began in the mid-1990s as a member of the boy band g.o.d, which achieved significant popularity. The group was active primarily in the late 1990s and early 2000s, releasing multiple albums and hit songs that contributed to the Korean wave. Following the group’s hiatus, returned to the music scene as a solo artist, exploring diverse musical styles and further establishing a presence in the industry. In addition to music, participated in various television programs as a host and member, enhancing public recognition.

Continue Reading

Ida Mett

Belarusian Jewish anarchist writer
Born
July 20th, 1901 123 years ago
Died
June 27th, 1973 51 years ago — 71 years old

Born in 1901, an influential figure in anarchist movements. Contributed significantly to the anarchist literature and activism in Eastern Europe. Emigrated to various countries, including France and the United States, where involvement in the International Workers' Order took place. Advocated for social justice, workers' rights, and anti-fascist principles throughout her life. Wrote extensively, producing essays and pamphlets that addressed issues of oppression and revolutionary thought. Participated in meetings and gatherings of anarchists, fostering a network for disseminating anarchist theories.

Continue Reading

Mike Ilitch

Businessman and Detroit sports owner
Born
July 20th, 1929 95 years ago
Died
February 10th, 2017 8 years ago — 87 years old

Founded Little Caesars Pizza, which became a major national chain. Owned the Detroit Tigers, winning the 1984 World Series. Also owned the Detroit Red Wings, securing four Stanley Cup championships in 1997, 1998, 2002, and 2008. Active in various community initiatives and supported numerous charitable organizations.

Continue Reading

Sudesh Berry

Indian actor in television and film
Born
July 20th, 1960 64 years ago

Born in 1960, this individual gained prominence in Indian television and film. A career in the entertainment industry included roles in popular television series and movies. Contributions to the Hindi television landscape featured participation in acclaimed shows such as 'Nukkad' and 'Kumkum Bhagya'. Regular appearances in various genres showcased versatility in performance, leading to a dedicated fan base. Work in the film industry included participation in several Bollywood projects, further expanding visibility and appeal. Continuation of acting endeavors in theater added depth to the overall body of work.

Continue Reading

Don Chuy

American football player, two-time Pro Bowler
Born
July 20th, 1941 83 years ago
Died
2014 11 years ago — 73 years old

Born in 1941, a professional American football player excelled as an offensive lineman in the National Football League. Played primarily for the Cleveland Browns, contributing to the team's success during the 1960s. Displayed exceptional skills that led to selection as a two-time Pro Bowler. After retirement, involvement in coaching and mentoring young athletes continued.

Continue Reading

Elliott Yamin

Singer-songwriter, American Idol finalist
Born
July 20th, 1978 46 years ago

Achieved national recognition as a finalist on the fifth season of the television show American Idol. Released a self-titled debut album in 2007, which included the hit single 'Wait for You'. The album reached the top 10 on the Billboard 200 chart. Subsequent albums included 'Fight for Love' and 'Let's Get to What Matters'. In addition to performing, contributed to various charitable causes and music projects.

Continue Reading

Other People Who Died on July 20th

Chester Bennington

American rock singer of Linkin Park
Born
March 20th, 1976 48 years ago
Died
July 20th, 2017 7 years ago — 41 years old

A prominent singer-songwriter and producer, he led the rock band Linkin Park, achieving global success with the album 'Hybrid Theory', which was certified diamond by the RIAA. This album featured hits including 'In the End' and 'Crawling', contributing to the nu-metal genre's mainstream popularity. In addition to his work with Linkin Park, he was also the lead vocalist for the band Dead by Sunrise and briefly performed with Stone Temple Pilots. His contributions to music extended to charitable work, including performances for causes like the Music for Relief foundation.

Continue Reading

Andrey Markov

Mathematician known for Markov chains
Born
June 14th, 1856 168 years ago
Died
July 20th, 1922 102 years ago — 66 years old

This Russian mathematician contributed significantly to probability theory and statistical processes. He introduced Markov chains, a mathematical system that undergoes transitions from one state to another on a state space. This concept has been applied across various fields, including economics, genetics, and computer science. Markov also explored the theory of stochastic processes and earned recognition through publications that influenced the development of modern probability and statistics. His work laid foundational principles for future research and applications in various scientific disciplines.

Continue Reading

Boniface VII

Antipope of Rome during the 10th century
Died
July 20th, 985 1039 years ago — None years old

Elected as antipope in 974, served briefly and was an influential figure in the turbulent period of the 10th-century papacy. Deposed and subsequently returned to power, appertained to multiple conflicts leading to his controversial rule. His papacy was marked by political intrigue and rivalries among various factions within Rome. Following his death, the legitimacy of his papal claim faced scrutiny, contributing to the complexities of the era's ecclesiastical history.

Continue Reading

Hugh O'Neill

Earl of Tyrone and rebel leader
Born
1550 475 years ago
Died
July 20th, 1616 408 years ago — 66 years old

Earl of Tyrone led the Irish resistance against English rule in the late 16th and early 17th centuries. During the Nine Years' War (1594-1603), commanded Irish forces in a major conflict against the English crown seeking to establish control over Ireland. Concluded military campaigns with the Treaty of Mellifont, which marked a significant capitulation of Gaelic lords to English rule. Following the war, faced ongoing challenges of exile and negotiation for Irish rights and land.

Continue Reading

Klaus Schmidt

German archaeologist and academic
Born
1953 72 years ago
Died
July 20th, 2014 10 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

Vince Foster

American lawyer and political figure
Born
January 15th, 1945 80 years ago
Died
July 20th, 1993 31 years ago — 48 years old

Born in 1945, an attorney served in the White House Counsel's office during the Clinton administration. Involved in various legal and political matters, held significant roles in the administration, including deputy counsel. Foster's career included work at prominent law firms, and he contributed to policy discussions and legal strategies for the administration until his untimely death in 1993.

Continue Reading