Richard A MouldRichard A Mould (Ret) was a Professor in the Department of Physics and Astronomy at the State University of New York at Stony Brook. He is author of Basic Relativity (1994), paperback (2004), an advanced textbook covering special and general rlativity and cosmology. From the time of his student years, Professor Mould has had a continuing interest in philosophy, particularly in regard to scientific epistemology and ontology. The present work is an expansion of that background. Read More Read Less