Abstract

Esfeld's new book is a powerful and well-argued statement for an original position in the metaphysics of science. In Esfeld's view, rational reflection on relativity theory and quantum theory leads to a metaphysical conception of reality as built on powerful structures: first, the fundamental building blocks of reality are structures rather than properties of space-time points or of matter localized at such points; second, these structures are not categorical or inert but inherently powerful and sources of relations that hold necessarily