In Earl Derr Biggers' novel 'John Henry and the Restless Sex,' the reader is introduced to a thrilling tale of mystery and intrigue set in the glamorous society of early 20th century New York. Biggers combines elements of detective fiction with a keen observation of social mores and gender roles. The novel is written in a concise and engaging style, with well-developed characters and a fast-paced plot that keeps the reader on the edge of their seat. 'John Henry and the Restless Sex' is a reflection of the changing attitudes towards gender and relationships during the Jazz Age, making it a valuable literary work in understanding the societal shifts of the era. Earl Derr Biggers, known for creating the character of Charlie Chan, draws upon his own experiences and observations of high society to craft a compelling narrative that both entertains and enlightens. His keen insight into human behavior and his ability to create complex, multi-dimensional characters shine through in this novel. I highly recommend 'John Henry and the Restless Sex' to readers who enjoy classic detective fiction with a social commentary twist. Earl Derr Biggers' novel is a true gem of the genre, offering not only a gripping mystery but also a fascinating exploration of gender dynamics in early 20th century America.