E. Lockhart is an American author known for her young adult novels. She gained widespread recognition for her book, We Were Liars, which combines elements of mystery and psychological drama. Lockhart's writing often explores themes of friendship, family, and the complexities of adolescence. In addition to We Were Liars, E. Lockhart has written several other popular books, including The Disreputable History of Frankie Landau-Banks and Genuine Fraud. Her work is characterized by engaging narratives and strong character development, making her a prominent figure in contemporary young adult literature.