López, Cristian & Giannotti, Joaquim: What a Powers-BSA Theorist Should Say about Symmetries

_Journal of General Philosophy of Science_. forthcomingThere is widespread consensus that a view of nothing but powers or dispositional fundamental properties struggles to accommodate physical symmetries. An option is to expand the fundamental ontology admitting extra modal elements constraining the behaviour of physical systems. Another is to eliminate symmetries altogether deeming them as dispensable structures. Either option is problematic. The expansion strategy yields a problematic ontologi