You are here: Home › Author Archives

Author Archives

Harald Sack

geology
Sir Richard John Griffith and the Geological Map of Ireland

Sir Richard John Griffith and the Geological Map of Ireland

Harald Sack
On September 20, 1784, Irish geologist and mining engineer Sir Richard John Griffith was born. Griffith sometimes has been called the “father of Irish geology.” He completed the first complete geological map of Ireland and was author of the valuation of Ireland – known ever since as Griffith‘s Valuation. Education and First Work Experience Richard John Griffith was born in Hume Street, Dublin, Ireland, the son of Richard Griffith M.P. of Millicent…
Read more
biology
Clark Wissler and the Normative Aspect of Culture

Clark Wissler and the Normative Aspect of Culture

Harald Sack
On September 18, 1870, American anthropologist Clark David Wissler was born. Wissler devised the age-area concept which held that the age of cultural traits could be found by correlating the diffusion of those traits throughout their associated area. He was the first anthropologist to perceive the normative aspect of culture, to define it as learned behavior, and to describe it as a complex of ideas, all characteristics of culture that are today…
Read more
chemistry
Albert Szent-Györgyi and the DIscovery of Vitamin C

Albert Szent-Györgyi and the DIscovery of Vitamin C

Harald Sack
On September 16, 1893, Hungarian biochemist and Nobel laureate Albert Szent-Györgyi was born. Albert Szent-Györgyi is credited with discovering vitamin C and the components and reactions of the citric acid cycle. “Discovery consists of looking at the same thing as everyone else and thinking something different.” Attributed to Szent-Györgyi in: IEEE (1985) Bridging the present and the future: IEEE Professional Communication Society conference record, Williamsburg, Virginia, October 16-18, 1985. p. 14. Youth…
Read more
mathematics
Ivan Matveevich Vinogradov and the Goldbach Conjecture

Ivan Matveevich Vinogradov and the Goldbach Conjecture

Harald Sack
On September 14, 1891, Soviet mathematician Ivan Matveevich Vinogradov was born. Vinogradov is best known for his contributions to the analytical theory of numbers, including a partial solution of the Goldbach conjecture proving that every sufficiently large odd integer can be expressed as the sum of three odd primes. Ivan Matveevich Vinogradov – Youth and Education Ivan Matveevich Vinogradov was born to Matvei Avraam’evich Vinogradov, a priest in Milolyub, a village in…
Read more
engineering
Richard March Hoe and the Second Printing Revolution

Richard March Hoe and the Second Printing Revolution

Harald Sack
On September 12, 1812, American inventor Richard March Hoe was born. Hoe designed a rotary printing press and related advancements, including the “Hoe web perfecting press” in 1871, which used a continuous roll of paper and revolutionized newspaper publishing. Richard March Hoe – Early Years Richard March Hoe was born in New York City, the son of Robert Hoe, an English-born American mechanic from Leicestershire, who with brothers-in-law Peter and Matthew Smith had…
Read more
astronomy
James Edward Keeler and the Rings of Saturn

James Edward Keeler and the Rings of Saturn

Harald Sack
On September 10, 1857, American astronomer James Edward Keeler was born. Keeler is best known for being the astronomer who confirmed James Clerk Maxwell‘s theory that the rings of Saturn were not solid (requiring uniform rotation), but composed of meteoric particles.[3] James Edward Keeler – Early Years James Edward Keeler was born in La Salle, Illinois, to William F. Keeler, who served as a paymaster in the U.S. Navy at the time…
Read more
medical science
Paul Gerson Unna and Dermatopathology

Paul Gerson Unna and Dermatopathology

Harald Sack
On September 8, 1850, German dermatologist Paul Gerson Unna was born, who was one of the pioneers in dermatopathology. He became known internationally in his field after writing a book on Histopathology of Skin Diseases (1884), which became a classic work. His name is also remembered for the Unna-Pappenheim stain, the most common stain for blood smears. “Dermatology … this young daughter of medicine.” – Paul Gerson Unna Paul Gerson Unna – Early Years…
Read more
chemistry
Luis Federico Leloir and the Metabolic Pathways of Lactose

Luis Federico Leloir and the Metabolic Pathways of Lactose

Harald Sack
On September 6, 1906, Argentine physicist and biochemist Luis Federico Leloir was born. Leloir received the 1970 Nobel Prize in Chemistry for his discovery of the metabolic pathways in lactose, becoming only the third Argentine to receive the prestigious honor in any field. His research has led to significant progress in understanding, diagnosing and treating the congenital disease galactosemia. “This is only one step in a much larger project. I discovered (no, not…
Read more
architecture
Urban Planning with Daniel H. Burnham

Urban Planning with Daniel H. Burnham

Harald Sack
On September 4, 1846, American architect and urban designer Daniel Burnham was born. Burnham took a leading role in the creation of master plans for the development of a number of cities, including Chicago, Manila and downtown Washington, D.C. He also designed several famous buildings, including the Flatiron Building of triangular shape in New York City, Union Station in Washington D.C., the Continental Trust Company Building tower skyscraper in Baltimore, and a…
Read more
cinematography
The Third Man – A Film Noir Masterpiece

The Third Man – A Film Noir Masterpiece

Harald Sack
On September 2, 1949, The Third Man, directed by Carol Reed starring Orson Welles and Joseph Cotton, was officially released. Based on a novel by Graham Greene, The Third Man has become an iconic masterpiece that has been voted as the greatest British film of all time by the British Film Institute in 1999. Set in the ruins of post war Vienna it plays with the damaged history of its protagonists, about…
Read more
Relation Browser
Timeline
0 Recommended Articles:
0 Recommended Articles: