Lisa Mangum is an American author and editor. She is best known for her young adult romance trilogy that begins with The Hourglass Door. Mangum has had a long career in publishing. She has worked as an editor at Deseret Book since 1997 and became the editorial manager at Shadow Mountain in 2014. In addition to her editorial roles, she has edited several anthologies for WordFire Press. Beyond her work on the Hourglass Door trilogy, Mangum has authored several short fiction and nonfiction works.