Julie Anne Peters was born in Jamestown, New York. When she was five, her family moved to the Denver suburbs in Colorado. Her parents divorced when she was in high school. She has three siblings: a brother, John, and two younger sisters, Jeanne and Susan. Her books for young adults include Define "Normal" (2000), Keeping You a Secret (2003), Luna (2004), Far from Xanadu (2005), Between Mom and Jo (2006), grl2grl (2007), Rage: A Love Story (2009), By the Time You Read This, I'll Be Dead (2010), She Loves Me, She Loves Me Not... (2011), It's Our Prom (So Deal with It) (2012), and Lies My Girlfriend Told Me (2014). Her young adult fiction often feature lesbian characters and address LGBT issues. She has announced that she has retired from writing, and Lies My Girlfriend Told Me will be her last novel. She now works full-time for the Colorado Reading Corps.