Star Trek: Section 31 is a series of thematically linked novels that explore the operations of the clandestine organization known as Section 31. The series was published by Pocket Books from 2001 to 2017, and initially spanned four Star Trek book lines, including The Next Generation, Deep Space Nine, and Voyager. In 2014, the series was relaunched with Disavowed, by David Alan Mack. A 2017 sequel, Control, is linked with the Deep Space Nine and The Next Generation relaunch book lines. Source: Wikipedia (en)