Quality and Concept [Hardcover]

This study provides a unified theory of properties, relations, and propositions (PRPs). Two conceptions of PRPs have emerged in the history of philosophy. The author explores both of these traditional conceptions and shows how they can be captured by a single theory.

This could be one of the most important works in logic to appear in recent years. Bealer's thesis is simple yet challenging....The arguments are presented with utmost lucidity, rigor, and clarity. It is a beautiful, albeit quite difficult, book whose thesis must be confronted by logicians and mathematicians. --Choice

Rich in ideas and suggestions and will be stimulating to readers in several different areas of philosophy. --International Studies in Philosophy