Agatha Christie, born on September 15, 1890, in Torquay, England, is one of the most celebrated and prolific authors in the history of literature. Known as the "Queen of Mystery," Christie penned 66 detective novels and 14 short story collections, creating iconic characters such as Hercule Poirot and Miss Marple. Her works have sold over two billion copies worldwide, making her the best-selling novelist of all time.Christie's life was as intriguing as her novels. In 1926, she disappeared for 11 days, sparking a nationwide manhunt and widespread speculation. This mysterious episode remains a topic of fascination and debate among fans and scholars alike. Her experiences as a nurse during World War I and her travels with her archaeologist husband, Sir Max Mallowan, deeply influenced her writing, providing rich, authentic details to her settings and plots.Christie's influence extends far beyond her own era. She revolutionized the detective genre with her ingenious plotting and memorable characters, inspiring countless contemporary writers. Her play "The Mousetrap" holds the record for the longest initial run of any play in history, showcasing her versatility and enduring appeal.Despite her traditional upbringing, Christie challenged societal norms through her independent spirit and groundbreaking career. Her legacy endures not only through her timeless stories but also through her impact on the genre, making her a towering figure in literary history.