Orthogenesis

Karl Beurlen (17 April 1901 – 27 December 1985) was a German paleontologist.Beurlen was born in Aalen. He attended University of Tübingen. He completed a PhD in 1923.Beurlen was a proponent of orthogenesis and saltational evolution. He used the term metakinesis (coined by Otto Jaekel) to describe sudden changes of development in organisms. He also invented the term palingenesis as a mechanism for his orthogenetic theory of evolution.He was an assistant of Edwin Hennig.He was a proponent of National Socialist ideology and wrote about the Aryan race.He was director of the Zoologische Staatssammlung München.

Pierre Lecomte du Noüy (French pronunciation: [ləkɔ̃t dy nwi]; 20 December 1883, Paris – 22 September 1947, New York City) was a French biophysicist and philosopher. He is probably best remembered by scientists for his work on the surface tension, and other properties, of liquids.