The faction-based society that Tris Prior once believed in is shattered - fractured by violence and power struggles and scarred by loss and betrayal. So when offered a chance to explore the world past the limits she's known, Tris is ready. But will she be prepared to face impossible choices about courage, allegiance, sacrifice and love?

Lucky and Alpha have finally reached an uneasy peace, but tensions are still high -- and Alpha has made it clear that there are some dogs he will never fully accept. As the newly united Pack sets off in search of a home far away from the Fierce Dog camp, they discover that no territory is truly safe. When they encounter another group of dogs who survived the Big Growl, Lucky hopes that they can work together as allies -- but this new Pack may be their...

When a diphtheria epidemic hits her 1840 village, thirteen-year-old Jessie discovers it is actually a 1995 tourist site under unseen observation by heartless scientists, and it's up to Jessie to escape the village and save the lives of the dying children.

The words have sent chills down Tally's spine since her days as a repellent, rebellious Ugly. Back then Specials were a sinister rumor, frighteningly beautiful, dangerously strong, breathtakingly fast. Ordinary Pretties might live their whole lives without meeting a Special. But Tally's never been ordinary and now she's been turned into one of them. A superamped fighting machine, engineered to keep the Uglies down and the Pretties stupid. The strength,...

A deadly, mysterious epidemic is sweeping the country, and young kidnap victim Callie is one of the few who survived infection, only to be sacrificed by her captors at a secret lab working with antimatter; her older brother Kai is desperate to find out what happened to her--his best hope lies with Shay, the girl who last saw Callie alive, and together they will seek answers, even if it means evading soldiers and crossing the quarantine zone.

"Now that Maddie has been kidnapped, Rosie, Louisa, and the boys are paying more attention to Evelyn's theories. As the group make their way toward war-torn Chicago, they're under constant threat of capture. Danger and dark surprises lurk around every twist of the road. Evelyn knows they need a strategy to find Maddie. But what the group comes up with may be their riskiest plan yet: infiltrating the Alliance itself"--P. [4] of cover

Whisper, a teen girl with a cleft palate, is forced to survive in a world that is hostile to those with disfigurements or disabilities.

In a world where adults use teens with mind-bending abilities to influence the populace, seventeen-year-old Kaylin is on the run from those who would abuse her gifts. Influencers, the gifted young people, are in high demand by the corrupt and greedy sector groups, and Kaylin may be the only one able to push back against the expansion of influence.

Westerfield's bestselling series has a huge fan base, many of whom write him asking questions about the world of Uglies. This guide to the series peels back the layers of the world, history, people, and places.

An anthology of nineteen tales by well-known authors of young adult and adult literature which explore the lives of teens raised after a catastrophe, either in the first few years after the change or in the distant future.