She is an Assistant Professor of Psychiatry & Behavioral Health in the Herbert Wertheim College of Medicine at Florida International University. She developed a psychosocial treatment for teens with ADHD, executive functioning, or motivation deficits called Supporting Teens’ Autonomy Daily (STAND). She has active research projects from the National Institute of Mental Health and the U.S. Institute of Education Sciences. She is the author of author of Parent-Teen Therapy for Function Deficits and ADHD: Building Skills and Motivation (Guilford Press, 2016). In addition to treatment development work, Dr. Sibley has conducted longitudinal research to better understand the adolescent and adult outcomes of children diagnosed with ADHD. This work includes understanding how to recognize true and false cases of ADHD in adults. She has authored over 50 scientific publications in the area of adolescent and young adult mental health.