This biographical companion investigates the intersection of Agatha Christie's personal life and her extensive literary output to provide a comprehensive guide to her body of work. Charles Osborne, a noted critic and biographer, utilizes his deep familiarity with the Golden Age of detective fiction to analyze the development of Christie's novels, short stories, and plays. The text serves as a structured reference, mapping the publication history and thematic evolution of the author's career against the backdrop of her life experiences.

This work is regarded as a standard reference for scholars and enthusiasts seeking a systematic overview of Christie's literary contributions. The text provides a dense, factual framework that prioritizes clarity and historical accuracy over speculative analysis.