Podcast:Within Reason Published On: Sun Jan 04 2026 Description: Graham Oppy is Professor of Philosophy and Associate Dean of Research at Monash University. An Australian philosopher of religion, he is often considered one of the most thoughtful and important academic atheists in the world.Buy his book, Arguing About Gods, here.Timestamps: 00:00 - Tour00:31 - The First Cause Argument14:14 - Can There be an Infinite Regress?30:46 - The Modal Fatalism Objection36:08 - The Kalam Cosmological Argument51:12 - The Fine Tuning Argument1:06:15 - The Multiverse1:10:01 - Are the Constants of the Universe Just Necessary?1:15:37 - Was the Hole Designed for the Puddle?1:20:20 - Anselm’s Ontological Argument1:33:59 - The Modal Ontological Argument1:38:23 - Closing