Waismann, mathematician, philosopher and physicist (member of the Vienna Circle) Otto Weininger, philosopher Ludwig Wittgenstein, philosopher, born 1889 in Vienna Physicians Alfred Adler, psychiatrist, father of Individual Psychology Hans Asperger, pediatrician (most known for work on autism, Asperger syndrome named for him) Leopold Auenbrugger (1722-1809), physician (method of percussion) Robert Bárány, physician, 1914 Nobel Prize in Physiology or Medicine Georg Joseph Beer, physician (forerunner in ophthalmology) Lorenz Böhler, physician Josef Breuer, psychiatrist (forerunner in psychoanalysis) Carl Cori, born in Prague, Austria-Hungary, physician, Nobel Prize in Physiology or Medicine in 1947 Ernst, Baron von Feuchtersleben, physician and poet Ernst von Fleischl-Marxow, physician and physiologist (studies of nerves and the brain) Viktor Frankl, psychiatrist, father of logotherapy Sigmund Freud, psychiatrist, father of psychoanalysis Karl von Frisch, physician, Nobel Prize in Physiology or Medicine Otto Gross, physician and revolutionist Josef Hyrtl, anatomist Nicolaus Joseph Jacquin, physician and botanist Eric Kandel, neuropsychiatrist (born Vienna, emigrated to the US) Leo Kanner, child psychiatrist Fritz Köberle, physician (emigrated to Brazil) Karl Landsteiner (1886-1943), physician, serologist, Nobel Prize in Physiology or Medicine Franz Mesmer (1734-1815), physician, developed an early form of hypnotism Ernst Moro, physician and pediatrician Paracelsus (real name: Theophrast von Hohenheim), alchemist and physician Clemens von Pirquet, pediatrician and scientist in bacteriology and immunology Karl Pribram, physician, neuroscientist, originator of Holonomic brain theory Carl Rabl, anatomist Wilhelm Reich (1897-1957), psychiatrist Erwin Ringel (1921-1994), Austrian psychiatrist (presuicidal syndrome) Hans Selye, physician (emigrated to Canada) Ignaz Semmelweis, physician (born in Hungary, Austria-Hungary) Hans Steiner, child and adolescent psychiatrist Julius Wagner-Jauregg, physician, Nobel Prize in Physiology or Medicine 1927 Rudolf Wlassak, physiologist and neurologist 1865-1930 Physicists, mathematicians and chemists Emil Artin, mathematician (Artin's conjecture) Norbert Bischofberger, chemist Wilhelm Blaschke, mathematician Ludwig Boltzmann (1844-1906), physicist, born in Vienna Fritjof Capra, physicist Christian Andreas Doppler, physicist, 1803-1853, born in Salzburg (See Doppler effect) Paul Ehrenfest, physicist and mathematician Heinz Falk, chemist Kurt Gödel, mathematician (born in Austria-Hungary, became a naturalized US citizen) Thomas Gold, astrophysicist, geophysicist, controversial for 'steady state' view of cosmos and abiogenic petroleum origin theory Wolfgang Gröbner, mathematician (best known for Gröbner basis) Hans Hahn, mathematician (member of the Vienna Circle) Wilhelm Karl, Ritter von Haidinger, physicist, geologist and mineralogist of the 19th century Friedrich Hasenöhrl, physicist Victor Franz Hess, physicist, Nobel Prize in Physics Nikolaus Joseph von Jacquin, chemist Walter Kohn, Nobel Prize in Chemistry in 1998 Karl Kordesch, chemist and inventor Anton Schrötter von Kristelli,