The Mrs. Pollifax Series is a collection of mystery novels written by author Dorothy Gilman. The series follows the adventures of Mrs. Emily Pollifax, a widowed grandmother who unexpectedly becomes a spy for the Central Intelligence Agency (CIA). Her charming personality and resourcefulness lead her into various international escapades, blending humor with suspense. The first book, titled The Unexpected Mrs. Pollifax, was published in 1966 and introduces readers to Mrs. Pollifax's transition from a quiet life in New Jersey to thrilling missions around the world. The series has gained a loyal following for its engaging plots and relatable protagonist, making it a beloved choice for fans of cozy mysteries and espionage tales.