It’s amazing how quickly so-called Reformed Two Kingdoms theology seems to have taken root in the States. For example, it’s a staple presupposition of podcasts like Mortification of Spin. While it admirably aims to protect the centrality of the Word and Sacraments, it raises major issues for those who hold to the Mediatorial Kingship of Christ and the original Westminster Confession of Faith.
In two excellent talks on ‘Noah and the Covenant of grace’ (must listens for anyone preaching on Noah), Garry Williams destroys its exegetical foundation. The talks are part of the 2015 Cambridge Theology Conference, and available on the IPC website.