Cormoran Strike is a fictional private detective created by author J.K. Rowling under the pseudonym Robert Galbraith. The character first appeared in the novel 'The Cuckoo's Calling' and has since become the protagonist of a series of mystery novels that delve into complex cases and the intricacies of human nature. Strike, a war veteran with a troubled past, navigates the world of crime and investigation with his keen intellect and unique perspective. His character is known for his resilience and determination, making him a compelling figure in contemporary detective fiction.