Books like Intelligence
Mark M. Lowenthal
Intelligence is 605 pages, about 11 hours 6 minutes at 250 words a minute.
6 books to read next
How long each takes
The Sum of All Fears 16.8 h 
Blind Man's Bluff 7.5 h 
Surprise, Kill, Vanish 10.3 h 
The Shadow Factory 7.3 h 
The Secret Team 9.1 h 
The Moscow Rules 5.0 h Bar height shows length. Estimated at 250 words a minute.