Control (novel)
Control is a Star Trek: Section 31 novel by David Mack, released in .

Summary 
From the book jacket
From the New York Times bestselling author David Mack comes an original, thrilling Section 31 novel set in the  universe!

No law… no conscience… no mercy. Amoral, shrouded in secrecy, and answering to no one, Section 31 is the mysterious covert operations division of Starfleet, a rogue shadow group pledged to defend the Federation at any cost. The discovery of a two-hundred-year-old secret gives Doctor Julian Bashir his best chance yet to expose and destroy the illegal spy organization. But his foes won't go down without a fight, and his mission to protect the Federation he loves might just end up triggering its destruction. Only one thing is for certain: this time, the price of victory will be paid with Bashir's dearest blood.

Background information 
 The novel was originally scheduled for release in , but was brought forward as a result of delays to Kirsten Beyer's Architects of Infinity.
 The cover design was by Alan Dingman. 
David Mack announced the sequel in 2018, titled Collateral Damage.
The idea of Section 31 being taken over by a rogue A.I. named "Control" becomes canon in the  season 2 episode .

Characters
Julian Bashir
Sarina Douglas
Data
Ezri Dax
Elim Garak
Lal

External link 
 

Novels