Emma Murdock Van Deventer

Emily "Emma" Medora Murdock Lynch Van Deventer ( – ) was an American mystery novelist who wrote under the name Lawrence L. Lynch.

Emily Medora Murdock was born on in Oswego, Illinois, the daughter of Charles L. Murdock, a lawyer and justice of the peace, and Emily A. (Holland) Murdock. She married Lawrence L. Lynch in 1877 and Dr. Abraham Van Deventer in 1887.

She took the name of her first husband as her pseudonym for nearly two dozen detective novels popular in the US and England. Most of her novels were set in Chicago, and Against Odds (1894) was set at the 1893 Chicago World's Fair. Some of her heroes were traditionally male characters, such as Francis Ferrars, a Scotland Yard investigator who becomes a private detective in America. She was also noted for her independent female characters, such as the private detective Madeline Payne and Leonore Arymn, who strikes a woman batterer with a large mallet in Shadowed by Three.

Emma Murdock Van Deventer died on 3 May 1914 in Oswego.