Before revision: Kazimierz Twardowski (Vienna, 1885–1889), became father of the Lwów–Warsaw school of logic (Jan Łukasiewicz, Stanisław Leśniewski, Tadeusz Kotarbiński, Kazimierz Ajdukiewicz and Alfred Tarski) Anton Marty (Würzburg, 1866–1870), developed a detailed theory of language with his disciple Karl Bühler, which influenced Reinach (who developed a theory of speech acts long before John Austin) .
After revision: Kazimierz Twardowski (Vienna, 1885–1889), became father of the Lwów–Warsaw school of logic (Jan Łukasiewicz, Stanisław Leśniewski, Tadeusz Kotarbiński, Kazimierz Ajdukiewicz and Alfred Tarski) Anton Marty (Würzburg, 1866–1870), developed a detailed theory of language with his disciple Karl Bühler, which influenced Reinach (who developed a theory of speech acts long before John Austin)