Joelle has performed in opera and musical theater productions across Chicagoland. She now teaches private voice lessons and is the author of the New York Times best selling The Testing trilogy(The Testing, Independent Study, and Graduation Day) as well as two mystery series: The Rebecca Robbins mysteries and the Glee Club mysteries. Her YA books have appeared on the Indie Next List, on the YALSA Top 10 books for 2014 as well as the YALSA Quick Picks for reluctant readers