Władysław Witwicki was a Polish psychologist, philosopher, translator, historian and artist. He is seen as one of the fathers of psychology in Poland.

Bronisław Bandrowski was a Polish philosopher and psychologist. He was one of the pupils of Kazimierz Twardowski. Drawing from his mentor's theories and the tradition of the Lwów–Warsaw school, his works dealt with the problem of induction. Bandrowski was also noted for his death in the Tatra Mountains near Zakopane.