Chance Purpose and Darwinism, Charles L. Birch; Bird Song and Philosphy, Alexander F. Skutch; Hartshorne's Aesthetic Theory of Intelligence, Lucio Chiarviglio; Charles Hartshorne's Philosophy and Psychology of Sensation, Wayne Viney; Hartshorne's Aesthetics, John Hospers; Free Will, Determinism and Creativity in Hartshorne's Thought, Robert H. Kane; Natural Theology and Bioethics, Tristam Engelhardt Jr.; Hartshorne's Importance for Theology, John B. Cobb Jr.; The "Trouble" with Panentheism - and the Divine Event, William L. Reese; Ultimate Reality and God - The Same?, Jan Van Der Veken; The Divine Relativity and the Beloved Community, Jacquelyn Ann Kegley; Buddhism and Heartshorn, Sallie B. King; Hartshorne's Response to Vedanta, John G. Arapura; Hartshorne's Metaphysical Asymmetry, James P. Devlin; Hartshorne's Method in Metaphysics, Nancy Frankenberry; Hartshorne's Interpretation of Whitehead, Lewis S. Ford; Taking Creativity Seriously - Some Observations on the Logical Structure of Hartshorne's Philosophy, Norman M. Martin; Hartshorne and the Ontological Argument, Hubertus G. Hubbeling; Time, Achievement and Ontology, Robert C. Neville; Hartshorne on the Ontological Status of the Past, T.L.S. Sprigge; Charles Hartshorne's Theory of Order and Disorder, Paul G. Kuntz; Hartshorne's Critique of Classical Metaphysics and Theology, Sterling M. McMurrin; Hartshorne's Panpsychism, Reiner Wiehl; Hartshorne and Plato, Daniel A. Dombrowski; Neo-Classical Metaphysics and the History of Philosophy, John E. Smith; Hartshorne and the Development of Process Philosophies, George R. Lucas Jr.; Hartshorne and Pragmatic Metaphysics, Donald S. Lee; A Historian's Sketch of Hartshorne's Metaphysics, Matao Noda; Charles Hartshorne's Impression on the Kyoto school, Keiji Matsunobu; Replies to My Critics, Charles Hartshorne.