Karen M. McManus is a #1 New York Times and internationally bestselling author of young adult thrillers. Her books include the One of Us Is Lying series, which has been turned into a television show on Peacock, as well as the standalone novels Two Can Keep a Secret, The Cousins, You'll Be the Death ...

Karen M. McManus is a #1 New York Times and internationally bestselling author of young adult thrillers. Her books include the One of Us Is Lying series, which has been turned into a television show on Peacock, as well as the standalone novels Two Can Keep a Secret, The Cousins, You'll Be the Death of Me, and Nothing More to Tell. Karen's critically acclaimed, award-winning work has been translated into more than forty-two languages.