Abnegation

One of the five factions, Beatrice and her family are members of this group as the story opens - though Beatrice and her brother Caleb leave it when they are of an age to choose.

Dauntless

One of the five factions, this group consists of those who are fearless. They guard the border, though what they are protecting their city from is never revealed.

Erudites

One of the five factions, this group consists of those who spend their time in the pursuit of knowledge. It's the Erudites who are behind the uprising that results in many lives lost and the collapse of civilization.

Candor

One of the five factions, this group consists of those who believe being honest is the most important trait of all. They claim never to lie even when the truth is hurtful to another.

Amity

One of the five factions, this group consists...