An investigation of metaphysical concepts, such as substance, individuation, identity, essence, quality, process, mind, time and causality. Some contemporary criticisms of metaphysics will be discussed. Seminar (two hours); one term Prerequisite(s): PHILOS 2A06 (or 2P03), 2C06 (or 2X03 and 2XX3) and registration in Level III or above of a program in Philosophy