MEET OUR TEAM

Dr. Peirce is a Licensed Psychologist (CO# 5211), a Licensed Professional Counselor (CO# 14765), and a certified PEERS® provider trained at the Semel Institute at UCLA. Jason earned his doctorate in Clinical Psychology at the University of Denver. He has several years of experience working with teens, adults, couples, and families in various settings. He specializes in helping people with difficulties around neurodiversity, anxiety, and relational concerns, among other challenges. He finds deep fulfillment in working with people to improve their emotional health and relationships, so they can reach their potential and have the life they truly want.

Craig McCullough is a licensed professional counselor and a certified PEERS® provider trained at the Semel Institute on the UCLA campus.  Craig has 20+ years of working with children, adults, and families in various settings.  His background includes specialization in trauma-informed care and a growing spectrum of clients with neurological challenges and gifts.  In addition, he has had the unique experience of raising a child with autism, like over 30% of all youth, who has struggled with social skills.

 Morgan Jolliffe, M.A. is a second year Doctoral Student in Clinical Psychology at the University of Denver through the Graduate School of Professional Psychology. Morgan holds a Bachelor’s degree from The College of William & Mary and a Master’s degree in Clinical Psychology from Pepperdine University. Morgan is a group facilitator at PEERS® Denver and has been part of our clinic since Fall 2019. She previously served as Clinic Coordinator of the UCLA PEERS® Clinic for two years. PEERS® was originally developed at UCLA and while there, Morgan received specialized training from the founder of the PEERS® intervention in leading groups with children of all ages with a diverse range of abilities. Morgan also has a strong background in neuropsychological assessment. She spent two years working at the Center for Pediatric Neuropsychology in Los Angeles, one year at Kimel Psychological Services in Denver, and is currently working at National Jewish Health conducting pediatric neuropsychological evaluations. Morgan is passionate about assessment and social skills treatment. She is eager to continue her work specializing in developmental disabilities and autism spectrum disorder. 

We have been fortunate to have interns from D.U providing social coaching under our supervision which has enhanced the quality of the program.