Otto Janssen

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Otto Janssen (born July 8, 1883 in Düsseldorf ; † May 16, 1967 there ) was a German philosopher .

Life

Otto Janssen was a son of the painter Johann Peter Theodor Janssen and his Jewish wife Constanze Gottschalk (1852–1931). After graduating from the Städtisches Gymnasium Düsseldorf , he studied German, Romance studies and philosophy and received his doctorate in Bonn in 1908 . In 1912 he was at the University of Strasbourg habilitation and was there until 1918 as a lecturer. From 1916 he was a soldier in the First World War . He became a private lecturer in Münster in 1919 and an associate professor for logic in the humanities in 1921. From 1929 to 1932 he was professor of philosophy and education at the newly established Pedagogical Academy in Dortmund , his position fell victim to the savings decisions, after which he resumed his teaching position in Münster. His writings were ignored by his peers.

After the transfer of power to the Nazis , he was a half-Jew in November 1933 due to the Law for the Restoration of the Professional Civil the teaching license revoked at the University of Münster. He was not considered a front-line fighter because the troop unit he belonged to was not counted as part of the fighting force. He was retired in March 1934.

In 1946 he received another teaching post for epistemology and logic at the University of Münster and gave lectures until 1958.

Janssen was married to Ida Rothstein. One cousin was the pharmacologist Sigurd Janssen , the cousin Gerda had married into the Düsseldorf industrial family Henkel . The painter Peter Janssen d. J. was a nephew.

Fonts

  • A feeling for nature and a feeling for nature in Barthold Heinrich Brockes , Bonn, 1907. Inaug. Diss. Bonn.
  • The essence of law- making: a critical investigation , Halle aS: Max Niemeyer, 1910.
  • The experiencing self and its existence , Berlin: de Gruyter, 1932
  • Existence and reality. An introduction to the theory of being , Munich: Reinhardt, 1938
  • Existence and consciousness. A study on the problem of consciousness , Berlin: de Gruyter, 1933
  • Preliminary studies on metaphysics , 2 volumes, Halle (Saale): M. Niemeyer 1921 and 1927
  • Ideal structure and metaphysics of thinking. 1. The assertive thinking u. its ideal development , Leipzig: F. Meiner, 1929
  • Order of being and content of idealities. A contribution to the question of ideal being , Meisenheim / Glan: Westkultur-Verl., 1950
  • The relational structure of human action and the problem of freedom , Munich: Reinhardt, 1958
  • Collected treatises on the question of being , Munich; Basel: E. Reinhardt 1963

literature

  • Gisela Möllenhoff; Rita Schlautmann-Overmeyer: Jewish families in Münster 1918 to 1945. Biographical Lexicon , Münster: Westfäl. Steam boat, 1995 ISBN 3-929586-48-7
  • Bärbel Schönfelder: In memory of Otto Janssen , floor talk, University of Münster, 2014

Web links

Individual evidence

  1. ↑ Christian Tilitzki: The German university philosophy in the Weimar Republic and in the Third Reich , Berlin: Akad.-Verl. , 2002 Volume 2, pp. 71f, ISBN 3-05-003647-8
personal data
SURNAME Janssen, Otto
BRIEF DESCRIPTION German philosopher
DATE OF BIRTH July 8, 1883
PLACE OF BIRTH Dusseldorf
DATE OF DEATH May 16, 1967
Place of death Dusseldorf