Seventy-five years ago today, in that momentous year 1945, C. S. Lewis published the third and final volume in his series of three space-fiction, mythopoeic, dystopian novels, That Hideous Strength. The very width of its inter-disciplinary scope and depth of its philosophical-ethical penetration make it a hard book to categorize but are also characteristics of its importance and power as a work of metaphysical fiction.