Agatha Mary Clarissa Miller was born on 15 September 1890 in Torquay, England. Her father, Frederick, was an outgoing American with an independent income. Her mother, Clara, was rather shy; Agatha resembled her greatly in personality. There were two other children - Madge and Monty, both older than Agatha.
Although Madge received a formal education, Clara decided Agatha should not. She intended that Agatha be taught to read when she was eight; however, by the age of five Agatha had already taught herself to read. The rest of her education was through a mixture of tutors, part-time schooling and French finishing schools. She also trained as a singer and pianist and had it not been for her extreme shyness, she had the talent to have made this her career.
When Agatha was eleven her father died and she became even closer to her mother. Without Frederick, Clara became restless and began to travel, at times taking Agatha with her; these early trips began Agatha's lifelong love of travel.
In 1912 Agatha met Archie Christie, her future husband, a qualified aviator who had applied to join the Royal Flying Corps. After a tempestuous romance, they married on Christmas Eve 1914, by special licence, with Archie returning to the war in France on Boxing Day.
Agatha was not idle during the war. She became a nurse in the Voluntary Aid Detachment of the Red Cross Hospital in Torquay - ultimately working in the dispensary where she enjoyed the work and completed the examination of the Society of Apothecaries.
Although Agatha had amused herself as a child, acting out stories and make believe, her writing career really began after her sister Madge challenged her to write a novel. It took several years to get her first book The Mysterious Affair at Styles published - with the publisher suggesting an alternative final chapter - but the reviews were kind and the murder by poison so well described that Agatha received the unprecedented honour of a review in the