JRR Tolkien and CS Lewis, close friends and Oxford colleagues, set the terms of the God-infused imagination for the last part of the 20th century--and then were revived in the 21st with blockbuster movies of their works and, in Tolkien's case, with successful imitators like JK Rowling and George RR Martin. Dave and Tom rethink how their initial impressions of Tolkien and Lewis have deepened and changed, and how such imaginative visions function in our current political and cultural moment.