Steinhaus obtained his PhD under David Hilbert at Göttingen University in 1911 and later became a professor at the Jan Kazimierz University in Lwów (now Lviv, Ukraine), where he helped establish what later became known as the Lwów School of Mathematics.
Steinhaus și-a obținut doctoratul cu David Hilbert la Universitatea din Göttingen în 1911 și a devenit ulterior profesor la Universitatea Jan Kazimierz din Lwów (astăzi Lviv, Ucraina), unde a contribuit la construirea a ceea ce ulterior a rămas cunoscut sub numele de Școala de Matematică de la Lwów.