THE FAULT IN OUR STARS, a popular young adult–targeted novel that crossed over to a wider audience, became a hit film in the summer of 2014. The film’s star, Shailene Woodley, has made her career on book-to-film adaptations: her starring roles in Fault, The Spectacular Now, and the Divergent series all originated in books. © 20th Century Fox Film Corp. All rights reserved/Everett Collection