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Harald Sack

photography
Assisting a Self Portrait – The Art of August Sander

Assisting a Self Portrait – The Art of August Sander

Harald Sack
On Nov 17, 1876, German portrait and documentary photographer August Sander was born. Sander has been described as “the most important German portrait photographer of the early twentieth century“. His work includes landscape, nature, architecture, and street photography, but he is best known for his portraits, as exemplified by his series People of the 20th Century. In this series, he aims to show a cross-section of society during the Weimar Republic. August…
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history
The Battle of Lützen and the Death of the Swedish King Gustavus Adolphus

The Battle of Lützen and the Death of the Swedish King Gustavus Adolphus

Harald Sack
On November 16, 1632, the Battle of Lützen, one of the most important battles of the Thirty Years’ War, was fought, in which the Swedes defeated the Imperial Army under Wallenstein, but cost the life of one of the most important leaders of the Protestant alliance, the Swedish King Gustav II Adolf, which caused the Protestant campaign to lose direction. The Thirty Years’ War The Thirty Years’ War was a series of…
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biology
Salim Ali – the Birdman of India

Salim Ali – the Birdman of India

Harald Sack
On November 12, 1896, Indian ornithologist and naturalist Sálim Ali was born. Sometimes referred to as the “birdman of India“, Salim Ali was among the first Indians to conduct systematic bird surveys across India and several bird books that he wrote helped popularize ornithology in India. Along with Sidney Dillon Ripley he wrote the ten volume Handbook of the Birds of India and Pakistan. Salim Ali – Background Salim Ali was born into…
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engineering
Alexandre Darracq – An Automotive Pioneer who Didn’t Like to Drive

Alexandre Darracq – An Automotive Pioneer who Didn’t Like to Drive

Harald Sack
On November 10, 1855, French investor, engineer, cycle manufacturer and automobile manufacturer Alexandre Darracq was born. By 1904, Darracq was producing more than ten percent of all automobiles in France. Producing 1600 vehicles, he was even the most successful car manufacturer in the world. Alexandre Darracq – From Sewing Machines to Automobiles Born Pierre Alexandre Darracq in Bordeaux, France, of Basque parents, he trained as a draftsman at the Arsenal in Tarbes,…
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psychology
Cesare Lombroso – The Father of Criminology

Cesare Lombroso – The Father of Criminology

Harald Sack
On November 6, 1835, Italian criminologist and physician Cesare Lombroso was born. Lombroso was the founder of the Italian School of Positivist Criminology, and is often referred to as the father of criminology. He rejected the established classical school, which held that crime was a characteristic trait of human nature. Instead, using concepts drawn from physiognomy, degeneration theory, psychiatry and Social Darwinism, Lombroso‘s theory of anthropological criminology essentially stated that criminality was…
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chemistry
Daniel Rutherford and the isolation of Nitrogen

Daniel Rutherford and the isolation of Nitrogen

Harald Sack
On November 3, 1749, Scottish physician, chemist and botanist Daniel Rutherford was born. Rutherford was the uncle of famous novelist Sir Walter Scott. But originally, he is most famous for the isolation of nitrogen in 1772. Daniel Rutherford – Background The second son of Professor John Rutherford and his second wife Anne Mackay, Daniel Rutherford was born in Edinburgh on 3 November 1749. Educated at first at home, he was sent, when…
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aviation
Hans Grade – The forgotten German Aviation Pioneer

Hans Grade – The forgotten German Aviation Pioneer

Harald Sack
On October 30, 1909, German aviation pioneer Hans Grade won the 40.000 Reichsmark “Lanz-Preis der Lüfte“, flying a new monoplane design, the ‘Libelle’ (Dragon Fly), the first really airworthy motor plane of Germany. Most probably, you have never heard of Hans Grade, who is also scarcely known in his home country. Nevertheless, he is one of the early pioneers of aviation and today, we will tell his story. Early Life and first Aviation…
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physics
Laura Bassi – the first Woman with a University Chair

Laura Bassi – the first Woman with a University Chair

Harald Sack
Between October 20 and October 29, 1711, Italian physicist and academic Laura Maria Caterina Bassi was born. Bassi is referred to as being the first woman to earn a professorship in physics at a university in Europe and is recognized as the first woman in the world to earn a university chair in a scientific field of studies. She contributed immensely to the field of science while also helping to spread the…
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astronomy
Hipparchus of Nicaea and the Precession of the Equinoxes

Hipparchus of Nicaea and the Precession of the Equinoxes

Harald Sack
Hipparchus of Nicaea was a Greek astronomer, geographer, and mathematician in the second century BC. He is considered the founder of trigonometry but is most famous for his incidental discovery of precession of the equinoxes. His other reputed achievements include the discovery and measurement of Earth‘s precession, the compilation of the first comprehensive star catalog of the western world, and possibly the invention of the astrolabe, also of the armillary sphere, which…
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physics
Robert Stirling and the Stirling Engine

Robert Stirling and the Stirling Engine

Harald Sack
On October 25, 1790, Scottish clergyman Reverend Dr Robert Stirling was born. Stirling is best known for his invention of the Stirling engine, a heat engine that operates by cyclic compression and expansion of air or other gas (the working fluid) at different temperatures, such that there is a net conversion of heat energy to mechanical work. Robert Stirling Youth and Education Robert Stirling was born at Cloag Farm near Methven, Perthshire,…
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