Manfred B. Lee was an American author best known for his contributions to the mystery and detective fiction genres. He was born on March 15, 1905, and gained popularity for his collaboration with Frederick A. Smith, producing a series of novels featuring the character The Black Mask. Lee's writing often combined elements of suspense and intrigue, appealing to a wide audience. His works contributed to the development of the detective fiction genre during the mid-20th century, and he remains a notable figure in American literature. He passed away on December 15, 1975.