Dr. Joe Hassell, Ph.D. is an O2X Mental Performance and Resilience Specialist. Dr. Hassell is a licensed clinical psychologist who has been working as an embedded clinical and performance psychologist for the military Special Operations community since 2016. Dr. Hassell has over 20 years of experience working with adults, teens, and children and has worked with many special populations including veterans, department of corrections staff, sheriffs’ departments, corporations, all branches of the military, active duty and retired special operators, and combat support staff.

Dr. Hassell’s passion lies in assisting individuals and teams to perform at their highest level. Elite performers are aware of the importance of physical training; however, mental training is oftentimes less understood and/or overlooked, and it’s essential to unlocking one’s full potential.

Dr. Hassell has a B.A. in psychology from Rowan University, an M.A. in psychology from Pepperdine University, and a Ph.D. in clinical psychology from Alliant International University. He received specialized training in sport psychology and exercise physiology from National University and biofeedback training from Harvard University. Dr. Hassell completed the Advanced Trainer Certification Course (ATCC) on the VirTra combat simulation training program. He is trained to conduct the gold standard sport psychology assessment, The Attention and Interpersonal Styles (TAIS) assessment, and has reviewed assessment results with over 250 special operators.