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Tabea Tietz

mathematics
Felix Klein and the Klein-Bottle

Felix Klein and the Klein-Bottle

Tabea Tietz
On April 25, 1849, German mathematician and mathematics educator Felix Klein was born. Klein is known for his work in group theory, complex analysis, non-Euclidean geometry, and on the connections between geometry and group theory. His 1872 Erlangen Program, classifying geometries by their underlying symmetry groups, was a hugely influential synthesis of much of the mathematics of the day. Klein also devised the Klein-bottle, a one-sided surface which, if traveled upon, could…
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space
Tha Last Space Mission of Vladimir Komarov

Tha Last Space Mission of Vladimir Komarov

Tabea Tietz
On April 24, 1967, Soviet astronaut Vladimir Mikhaylovich Komarov died in the first fatal accident of a space mission. Komarov was killed when the Soyuz 1 space capsule crashed after re-entry due to a parachute failure. During his time at the Cosmonaut Training Center, he contributed to space vehicle design, cosmonaut training and evaluation and public relations. He was eventually selected to command the first Soviet multiman Voskhod 1 spaceflight that presented a…
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war/crime
Alphonse Bertillon’s Anthropometric Identification System

Alphonse Bertillon’s Anthropometric Identification System

Tabea Tietz
On April 23,1853, French police officer and biometrics researcher Alphonse Bertillon was born. Bertillon was the first who applied the anthropological technique of anthropometry to law enforcement creating an identification system based on physical measurements. Anthropometry was the first scientific system used by police to identify criminals. Before that time, criminals could only be identified by name or photograph. The method was eventually supplanted by fingerprinting. Born in a Family of Scientists…
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medical science
Philippe Pinel – the Father of modern Psychiatry

Philippe Pinel – the Father of modern Psychiatry

Tabea Tietz
On April 20, 1745, French physician Philippe Pinel was born. He was instrumental in the development of a more humane psychological approach to the custody and care of psychiatric patients, referred to today as moral therapy. He also made notable contributions to the classification of mental disorders and has been described by some as “the father of modern psychiatry“. “I cannot here avoid giving my most decided sufferage in favour of the moral qualities…
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archeology
Sir Leonard Woolley and the Excavations in Ur

Sir Leonard Woolley and the Excavations in Ur

Tabea Tietz
On April 17, 1880, British archaeologist Sir Charles Leonard Woolley was born. Woolley was best known for his excavations at Ur in Mesopotamia. He is considered to have been one of the first “modern” archaeologists, and was knighted in 1935 for his contributions to the discipline of archaeology. Leonard Woolley – Early Years Leonard Woolley was born in London, the son of a clergyman, and was brother to Geoffrey Harold Woolley, VC, and George Cathcart Woolley.…
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archeology
Augustus Pitt Rivers – the Father of British Archaeology

Augustus Pitt Rivers – the Father of British Archaeology

Tabea Tietz
On April 14, 1832, English army officer, ethnologist, and archaeologist Augustus Henry Lane-Fox Pitt Rivers was born. He is often called the “father of British archaeology”, who stressed the need for total excavation of sites, through stratigraphic observation and recording, and prompt and complete publication. Like Sir Flinders Petrie, Pitt-Rivers adopted a sociological approach to the study of excavated objects and emphasized the instructional value of common artifacts.[4] “Tedious as it may…
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psychology
Jacques Lacan – the most controversial figure in French Psychiatry

Jacques Lacan – the most controversial figure in French Psychiatry

Tabea Tietz
On April 13, 1901, French psychoanalyst and psychiatrist Jacques Lacan was born. Lacan has been called “the most controversial psycho-analyst since Freud“. He influenced many leading French intellectuals in the 1960s and the 1970s, especially those associated with post-structuralism. His ideas had a significant impact on post-structuralism, critical theory, linguistics, 20th-century French philosophy, film theory and clinical psychoanalysis. “The man who is born into existence deals first with language; this is a given.…
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medical science
Sir James Mackenzie and the Study of Cardiac Arrhythmias

Sir James Mackenzie and the Study of Cardiac Arrhythmias

Tabea Tietz
On April 12, 1853, Scottish cardiologist Sir James Mackenzie was born. A pioneer in the study of cardiac arrhythmias, he was first to make simultaneous records of the arterial and venous pulses to evaluate the condition of the heart, a procedure that laid the foundation for much future research. James Mackenzie – Early Years Born at Pictonhill in Scone Scotland, where his father was a farmer, James Mackenzie was apprenticed to a chemist when…
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biology
The Botanical Collections of José Celestino Mutis

The Botanical Collections of José Celestino Mutis

Tabea Tietz
On April 6, 1732, Spanish priest, botanist and mathematician José Celestino Mutis was born. Between 1783 and 1808, Mutis tirelessly led an extraordinary endeavor to collect and illustrate the plants of Colombia, assembling one of the richest botanical collections in the world of his time. José Celestino Mutis – Becoming a Botanist José Celestino Mutis began studying medicine at the College of Surgery in Cádiz. There, Mutis also studied physics, chemistry, and…
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mathematics
John Napier and the Discovery of Logarithms

John Napier and the Discovery of Logarithms

Tabea Tietz
On April 4, 1617, Scottish mathematician, physicist, astronomer and astrologer John Napier of Merchiston, the 8th Laird of Merchistoun passed away. John Napier is best known as the discoverer of logarithms. He was also the inventor of the so-called “Napier’s bones“, a kind of abacus for calculation of products and quotients of numbers. Napier also made common the use of the decimal point in arithmetic and mathematics. “A Logarithmic Table is a…
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