In 2008, Alvin Plantinga got a research grant from the Ammonius Foundation to write a paper on naturalism and objective morality. The paper ("Naturalism, Theism, Obligation, and Supervenience") is now out in of Faith & Philosophy (vol. 27, no. 3 (2010)). Here is a link to the paper.
I'm too busy at the moment to give it a careful read, but it looks as though it employs the Common Apologetic Strategy, and thus falls prey to the problems inherent in such arguments.
Review of Draper and Schellenberg (eds.), <I>Renewing Philosophy of Religion: Exploratory Essays</I>
Adam Green reviews the book for NDPR.
0. Introduction 0.1 Mackie argues that the problem of evil proves that either no god exists, or at least that the god of Orthodox Judaism, ...
Notes on Swinburne’s “Why God Allows Evil” 1. The kinds of goods a theistic god would provide: deeper goods than just “thrills of pleasure ...
"...[O]ne can have a system of beliefs that is similar to those which Plantinga describes, involving massive misconceptions which are p...