  This novel take on modal metaphysics allows the new actualist to  reinterpret possible world semantics so as to avoid possibilism.  Notably, the domain d(w) of a world w is  understood not as the set of things that exist in w —  for all individuals exist in all worlds — but the set of things that are concrete in   w.[35]  Hence, for the new actualist, the correct truth condition for   (23)  is: 