In this final episode on The Space Trilogy, Alister McGrath finishes his discussion on That Hideous Strength, looking particularly at how evil emerges and how we stop technology, such as AI and nuclear weapons, getting out of control. Alister also summarises some of his thoughts on the entire trilogy. What are the key takeaways? Does he have any tips for best engaging with these books? Which related Lewis works would Alister recommend? Plus, we hear some of your comments.

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