In a few weeks, Ashgate will release Whose God? Which Tradition? The Nature of Belief in God, edited by the late D. Z. Phillips. See the full book description here.
The Winter 2007 issue of Philosophia Christi featured a symposium, titled, “D. Z. Phillips on God, Evil, and Contemporary Philosophy of Religion,” It enjoyed contributions by Charles Taliaferro, Brendan Sweetman, David Basinger, and R. Douglas Geivett, along with a final response by D. Z. Phillips.