C.S. Lewis: A Biography of Friendship (Colin Duriez)
Colin Duriez is what you might call "an expert to the experts." He is among the top writers/scholars on not only C.S. Lewis, but also J.R.R. Tolkien. Just releasing now is his book C.S. Lewis: A Biography of Friendship. William O'Flaherty spoke with him about this title and why he chose to portray the life of Lewis through his friends.