Narrative Vs Simulationist Systems & How To Run Them.
There are many ways to differentiate between and to group the many tabletop RPG systems out there. Often, this is done by genre (Epic Fantasy, Cyberpunk, Urban Fantasy, etc.) or by the origins of the system, whether mechanically or inspirationally (OSR, OGL, Tolkienian). One way of grouping systems is according to an important, underlying aspect which shapes the whole experience : is the game Narrative or Simulationist?