
While on Vulcan, the crew discovers (mostly through detective work by Dr. Spock, being half-human and half-Vulcan as well as a prominent Starfleet officer, is seen as one of the most important figures in the debate. Kirk and the rest of the crew of the Enterprise are called away from shore leave on Earth in order to serve as diplomats for Vulcan, arguing against the secession, as the odds that Vulcan will leave the Federation are considered very high.
The dispute is to be resolved by a planetwide vote, with televised debates by important figures for a certain time period beforehand. The book alternates chapters that advance the main plotline with chapters that relate important scenes from Vulcan's history, and much of the book explores underlying themes in Vulcan philosophy and culture, especially the idea of cthia, a Vulcan philosophical (and possibly religious, depending on interpretation) concept translated in the book as "reality-truth - seeing things the way they really are, instead of the way we would like to see them".Ĭertain Vulcan organizations, many with anti- human biases, have begun a movement calling for the secession of Vulcan from the United Federation of Planets, citing the emotionality and unpredictability of humans as dangerous factors for the further development of the planet Vulcan. The plot revolves around a movement on the planet Vulcan to secede from the United Federation of Planets.

Spock's World is a 1988 science fiction novel by American writer Diane Duane, set in the fictional Star Trek universe.
