"World hypotheses" correspond to metaphysical systems, and they may be systematically judged by the canons of evidence and corroboration.
In setting forth his root-metaphor theory and examining six such hypotheses-animism, mysticism, formism, mechanism, contextualism, and organicism-Pepper surveys the whole field of metaphysics. Because this book is an analytical study, it stresses issues rather than men. It seeks to exhibit the sources of...