Author Sam Greenlee Dies at 83

Sam Greenlee, the author best known for his 1969 novel The Spook Who Sat by the Door, reportedly passed away Monday morning.

Pemon Remi, a longtime mentee of Greenlee’s and Director of Educational Services and Public Programs at Chicago’s DuSable Museum, told that the Chicago native had health issues over the last two years.

His novel, about a CIA agent who uses his training against the agency, was made into a movie in 1973.

Greenlee was 83.