Yearly Archives: 2017

Frederick William Twort and the Bacteriophages

Frederick William Twort and the Bacteriophages

On March 20, 1955, English bacteriologist Frederick William Twort passed away. Twort was the original discoverer in 1915 of bacteriophages, i.e. viruses that infect bacteria. He researched into Johne’s disease, a chronic intestinal infection of cattle, and also discovered that vitamin K is needed by growing leprosy bacteria. Frederick William Twort initially…
Kurt Koffka and Gestalt Psychology

Kurt Koffka and Gestalt Psychology

On March 18, 1886, German psychologist Kurt Koffka was born. Koffka along with Max Wertheimer and his close associates Wolfgang Köhler established Gestalt psychology. Koffka’s interests were wide-ranging, and they included: Perception, hearing impairments in brain-damaged patients, interpretation, learning, and the extension of Gestalt theory to developmental psychology. Kurt Koffka…
Gösta Mittag-Leffler and the Acta Mathematica

Gösta Mittag-Leffler and the Acta Mathematica

On March 16, 1846, Swedish mathematician Gösta Mittag-Leffler was born. Mittag-Leffler‘s contributions are connected chiefly with the theory of functions. His mathematical research helped advance the Scandinavian school of mathematics. He is probably best known for founding the international mathematical journal Acta Mathematica. Mittag-Leffler was born in Stockholm, as the…
Waldemar Haffkine and his Vaccines

Waldemar Haffkine and his Vaccines

On March 15 1860, Russian bacteriologist Sir Waldemar Mordechai Wolff Haffkine was born. Haffkine is best known for an anti-cholera vaccine that he tried out successfully in India. He is recognized as the first microbiologist who developed and used vaccines against cholera and bubonic plague. He tested the vaccines on himself. Lord Joseph Lister…
Vilhelm Bjerknes and the Weatherforecast

Vilhelm Bjerknes and the Weatherforecast

On March 14, 1862, Norwegian physicist and meteorologist Vilhelm Bjerknes was born, Bjerknes is best known for being one of the founders of the modern science of weather forecasting with his 1921 published work “On the Dynamics of the Circular Vortex with Applications to the Atmosphere and to Atmospheric Vortex…
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