Who was C.S. Lewis?

Definition

Clive Staples Lewis (1898–1963), known as C.S. Lewis, was an Irish-born British writer, scholar, and Christian apologist who is best known for his works of fantasy literature, literary criticism, and Christian theology. He held the chair of Medieval and Renaissance Literature at Cambridge University and was a fellow of Magdalen College, Oxford, for nearly three decades. His most famous works include The Chronicles of Narnia, a seven-book fantasy series for children that has sold over 120 million copies and been translated into more than 47 languages; The Screwtape Letters, a satirical novel in the form of letters from a senior demon to his nephew; Mere Christianity, a foundational text of modern Christian apologetics; and The Lion, the Witch and the Wardrobe, the first published (though second in internal chronology) Narnia book and one of the most beloved children’s novels ever written. Lewis was also a close friend of J.R.R. Tolkien, with whom he shared a commitment to Christian faith and a belief in the power of myth and fantasy to convey spiritual truths. The two were central figures in the Inklings, an Oxford literary group that met regularly to discuss and critique each other’s work.

Why It Matters

C.S. Lewis matters because he was one of the few writers in the 20th century who achieved both literary respectability and massive popular success — and who did so in multiple genres simultaneously. He was a serious academic who wrote influential works on medieval literature, a popular theologian whose radio broadcasts during World War II made him a household name in Britain, and a children’s author whose books have shaped the imaginations of generations. Lewis also matters because of his influence on Christian thought. Mere Christianity, based on his wartime BBC broadcasts, has been credited with converting or strengthening the faith of millions of readers, including numerous public figures. The book’s accessible, logical, and non-denominational approach to Christian apologetics made it a standard text for Protestants, Catholics, and Orthodox Christians alike. Lewis’s influence extends to the culture wars as well: his concept of “chronological snobbery” (the assumption that newer ideas are automatically better than older ones) is frequently cited by traditionalists and conservatives, while his progressive views on animal welfare and his critique of industrial capitalism are cited by liberals. Lewis also matters for his friendship with Tolkien. The two writers encouraged each other through the long gestation of their respective masterpieces — Tolkien’s The Lord of the Rings and Lewis’s Narnia books — and their conversations about myth, language, and faith shaped both men’s work. Without the Inklings, without Tolkien’s encouragement, Lewis might never have written the Narnia books; without Lewis’s enthusiasm, Tolkien might never have finished The Lord of the Rings.

Example

> The professor sat in his rooms at Magdalen College, surrounded by books that he had read and books that he intended to read and books that he had bought because they smelled good. It was 1949. The war was over. The world was rebuilding. And the professor was writing a children’s story about a lion who died and came back to life. He did not know why he was writing it. He was a serious scholar. He had written serious books about allegory and love and the medieval worldview. Children’s stories were not serious. And yet he could not stop. The images had come to him in a series of pictures: a faun with an umbrella, a witch on a sleigh, a lamppost in a wood. The lion had come last, and he had known, as soon as the lion appeared, that this was the center of the story. The lion was not safe. The lion was good. That was the distinction that mattered. The professor wrote. The war had taught him that the world was not safe. The war had taught him that goodness was still possible, still necessary, still worth dying for. He wrote for the children who had been evacuated to the countryside, for the children who had lost parents, for the children who needed to believe that the world behind the wardrobe was more real than the world in front of it. He wrote for himself. He wrote because he could not not write. The Chronicles of Narnia would be published. They would be criticized by his fellow academics. They would be loved by children. They would be translated into languages that the professor had never heard of. They would outlast him by decades, by centuries perhaps. The professor did not know this. He only knew that the lion was waiting, and that the wardrobe was open, and that it was time to go through.

Internet Angle

On the internet, C.S. Lewis appears in Christian discussion, literary analysis, and cultural commentary. On Reddit, r/CSLewis, r/Christianity, and r/literature feature threads about his theology, his fiction, and his influence. On r/Narnia, fans discuss the books, the films, and the theological interpretations of the series. On Twitter, Lewis is frequently quoted in tweets about faith, morality, and culture, and his “chronological snobbery” concept is regularly invoked in debates about tradition and progress. On YouTube, Christian apologists, literary critics, and educators have produced videos about Lewis’s life, his work, and his relevance to contemporary issues. The Narnia films (produced by Walden Media and distributed by Disney and Fox) have generated significant online discussion, with fans debating the adaptations’ fidelity to the books and their handling of the series’ Christian themes. On TikTok, Lewis appears in “BookTok” content, where creators recommend his books and discuss their impact. In academic and theological content, Lewis’s works are analyzed in seminaries, universities, and online courses. His concept of the “trilemma” (the argument that Jesus must be either a liar, a lunatic, or the Son of God, and that the first two are implausible) is a staple of online Christian apologetics. On Wikipedia and literary websites, Lewis’s biography, bibliography, and legacy are documented in extensive detail. In the broader culture of the internet, Lewis is a contested figure: he is beloved by Christians for his accessible theology, respected by literary scholars for his academic work, and criticized by some for the gender and racial assumptions in his writing. The Narnia series, in particular, has been re-evaluated in light of modern sensibilities, with critics noting its colonialist undertones, its gender dynamics, and its theological didacticism. Lewis’s internet presence is a reflection of his enduring relevance: a writer who died in 1963 is still being debated, quoted, and criticized on platforms that did not exist in his lifetime.

Related Terms

Narnia — The fictional world that Lewis created; the setting of his most famous works
The Lion, the Witch and the Wardrobe — The best-known Narnia book; a Christian allegory disguised as children’s fantasy
Mere Christianity — Lewis’s most influential work of apologetics; based on his WWII BBC broadcasts
The Screwtape Letters — His satirical novel about temptation; written from a demon’s perspective
J.R.R. Tolkien — Lewis’s close friend and fellow Inkling; the author of The Lord of the Rings
Inklings — The Oxford literary group that included Lewis, Tolkien, and Charles Williams
Christian apologetics — The field in which Lewis was a major figure; the reasoned defense of Christian faith
Chronological snobbery — Lewis’s term for the uncritical assumption that newer ideas are superior
Allegory — The literary technique that the Narnia books employ; Aslan as a Christ figure
Magdalen College — The Oxford college where Lewis was a fellow for nearly thirty years