Father of the Modern School

In his article IM Zoran Petronijević raises some fundamental questions: How relevant is Steinitz’s legacy today, does it still speak to modern chess, or does it belong to a bygone, almost “dinosaur” era? Does the analysis of his creative work possess genuine practical value, or do we study it merely for its historical significance? Equally important is the question: What, in concrete terms, did Steinitz contribute to chess?