Alex @ Alexander Pruss’s Blog urges that even non-social trinitarians can make a priori arguments for their trinitarian theology based on the concept of perfection.
I don’t think these sorts of arguments work, as I explain in a comment there, but check it out – Alex is always worth a read, and maybe I’m all wet.
Related posts:
podcast 370 - Dr. Steven Nemes's formal challenge to Trinity theories
Richard of St. Victor 10 - Perfect Happiness Requires Perfect Love (Scott)
Is God a self? Part 1 - Gillman
podcast 351 - Thoughts on my Dialogue with Craig on the Trinity and the Bible - Part 2
podcast 79 - Dr. John Piper on why not everyone is elect
Dr. Carl Mosser on deification in theology and in the Bible
podcast 73 - Is Proverbs 8 about Jesus? Part 3
10 steps towards getting less confused about the Trinity - #9 - Formulas vs. Interpretations
Debate book published!
modal shootout on greatest possible beings - Part 1 (Dale)