Pehr Wilhelm Wargentin
Swedish astronomer and demographer

Born
1717
308 years ago
Died
December 13th, 1783
241 years ago — 66 years old
Category
Scientists & Innovators
Country
Sweden
Links & References
Contributed to the field of astronomy and demography in Sweden during the 18th century. Served as the first director of the Stockholm Observatory, where significant observations of celestial phenomena were conducted. Engaged in the statistical analysis of population data, advancing the understanding of demographic information in Sweden. Published works that provided foundational knowledge in these fields, influencing future studies.
Founded the Stockholm Observatory
Conducted celestial observations
Analyzed population data
Other People Who Died on December 13th
August Šenoa
An influential Croatian author, poet, and literary critic, this individual significantly contributed to Croatian literature in the 19th century. Active during a period of national revival, this writer's works often explored themes of history and folklore. Most notable work, 'Zlatarevo zlato' (The Goldsmith's Treasure), is a historical novel that combines romance with a rich depiction of Zagreb in the 16th century. Other works include plays and essays that reflect on Croatian identity and culture. In addition to fiction, criticism played a crucial role in the development of literary standards in Croatia.
Continue ReadingGrandma Moses
An American painter began painting in her seventies, focusing on folk art that depicted rural life and landscapes. Paintings featured vibrant colors and a naive style, capturing scenes of everyday activities and seasonal changes. Gained national attention after a 1940 exhibition in New York City. Art remains celebrated for its charm and simplicity, appealing to a broad audience. Continued creating art into her nineties and received recognition for contributions to American art.
Continue ReadingDon E. Fehrenbacher
An American historian focused on the Civil War era, significant contributions included writing extensively about Abraham Lincoln and the American political landscape of the 19th century. Served as a professor at Stanford University, specializing in American history. His scholarship contributed to a deeper understanding of political and constitutional issues during Lincoln's presidency. Authored several influential books, including 'The Dred Scott Case: Its Significance in American Law and Politics', offering critical analysis of one of the most contentious Supreme Court decisions in history.
Continue ReadingNiccolò Fontana Tartaglia
An influential mathematician and engineer contributed significantly to the field of mathematics during the Renaissance. Developed methods for solving cubic equations, leading to advancements in algebra. Produced a notable translation of Euclid's 'Elements,' making it more accessible to a wider audience. Worked on ballistics and fortification, integrating mathematical principles into engineering. Engaged in various teaching roles, impacting the education of future mathematicians and engineers.
Continue ReadingAbraham Wald
A mathematician and economist contributed to the field of statistics and decision theory. In the 1940s, worked on statistical methods for wartime applications, including the development of techniques to analyze aircraft damage. Proposed the concept of survivorship bias, emphasizing the need to examine failures rather than just successes. This work has had lasting implications in various fields including economics, military strategy, and operations research.
Continue ReadingStephen "tWitch" Boss
A prominent dancer and media personality, gained recognition after competing in the television dance competition 'So You Think You Can Dance' in 2008, where a second-place finish was achieved. Became a well-known presence on 'The Ellen DeGeneres Show', serving as a DJ and frequent guest performer. Showcased versatility through various roles in dance, television, and film projects, including appearances in movies like 'Step Up 3D' and 'Step Up Revolution'. Collaborated with numerous artists, contributing choreography and performances to various events.
Continue Reading