Complex sentence: Wilhelm Reich (24 March 1897--3 November 1957) was an Austrian psychoanalyst, a member of the second generation of psychoanalysts after Sigmund Freud, and one of the most radical figures in the history of psychiatry.
Split into simpler sentences: Wilhelm Reich (24 March 1897--3 November 1957) was an Austrian psychoanalyst. Reich became known as one of the most radical figures in the history of psychiatry.