Scott Westerfeld

In an alternate 1914 Europe, fifteen-year-old Austrian Prince Alek, on the run from the Clanker Powers who are attempting to take over the globe using mechanical machinery, forms an uneasy alliance with Deryn who, disguised as a boy to join the British Air Service, is learning to fly genetically-engineered beasts.

In alternating chapters, eighteen-year-old Darcy Patel navigates the New York City publishing world and Lizzie, the heroine of Darcy's novel, slips into the "Afterworld" to survive a terrorist attack and becomes a spirit guide, as both face many challenges and both fall in love.

As an ancient evil stirs beneath the streets of New York City, infecting rats and people like a plague, five quirky teens come together to form a "New Sound" band whose music seems to have paranormal power.

Assuming her twin's identity, Frey works to destroy her father, but when a rebel uprising strands her in a city that comes under attack, Frey must step out of the shadows to find her missing sister and take action against her tyrant father.

"Frey has spent her life in a family of deceivers, a stand-in for her sister, manipulated at her father's command. Free from them at last, she is finding her own voice -- and using it to question everything her family stood for. Tally was once the most famous rebel in the world. But for over a decade, she's kept to the shadows, allowing her myth to grow even as she receded. Now she sees that the revolution she led has not created a stable world. Freedom,...

Tally's transformation to perfect and popular including her totally hot boyfriend is everything she always wanted. But beneath the fun and freedom something is wrong and now Tally has to fight for her life because what she knows has put her in danger with the authorities.

After rebel Tally Youngblood brings down the uglies/pretties/specials regime, fame, instead of beauty, becomes the new world order, and fifteen-year-old Aya Fuse embarks on a dangerous plan to boost her popularity ranking.

After being captured and surgically transformed into a "special," teenaged Tally Youngblood, now a government agent programmed to protect society from outside threats, is ordered to eliminate the rebel colony New Smoke, Tally's former home.

"After the shocking conclusion to Swarm, the Zeroes are scattered, on the run, and desperate. They're up against challenges from within and from the world around them, and one thing is certain--an epic showdown is guaranteed"--

Friends Tally and Shay, having become "Pretties," forget about their old life as Uglies until Shay's memory starts to come back and she decides to fight against the status quo.