Anna Katharine Green was an American poet and novelist, widely regarded as "the mother of the detective novel." Born in Brooklyn, New York, she originally aspired to write verse, but turned to fiction and forever changed the landscape of crime literature. Her debut novel, The Leavenworth Case (1878), became an international bestseller and is considered a pioneering work of detective fiction written by a woman, praised even by Arthur Conan Doyle.
Green introduced the beloved fictional detective Ebenezer Gryce, and with The Affair Next Door (1897), she created Amelia Butterworth, one of literature's first female sleuths. Her stories were noted for meticulous plotting, legal precision, and innovative techniques such as the use of district attorneys and coroner investigations.
Her other significant works include A Strange Disappearance (1880), The Mill Mystery (1886), The Forsaken Inn (1890), Lost Man's Lane (1898), The Circular Study (1900), and The Woman in the Alcove (1906). Over her career, Green published nearly forty books. Her influence extended to later masters like Agatha Christie, and she remains a foundational figure in the development of the mystery genre.