Meet Our Team

R Zumwalt

Rick Zumwalt, Ph.D.

Clinical, Sport and Neuropsychologist

 Rick Zumwalt, Ph.D. is a licensed clinical neuropsychologist.  His broad experiences include competing as a professional athlete, serving as a police officer, coach and parent, and raising athletically gifted children. His law enforcement career spanned 18 years while working various assignments as a patrol officer. A few of his athletic accomplishments include:  Three-sport high school athlete (football, track and wrestling), division I collegiate football (Arizona State University) and collegiate track student athlete, winning a Rose Bowl Championship, being sponsored to train at the Olympic training center in Colorado Springs, earning local and state championships and honors as an athlete and coach. He also played in the NFL and World League of American Football. His two sons played football for UCLA, with one getting drafted by the Pittsburgh Steelers. His daughter represented the United States in the Jr. Olympics for Volleyball, winning gold.

 Dr. Zumwalt’s expertise in neuropsychology and sports psychology adds a unique perspective when addressing athlete issues and concerns. He enjoys providing support for the whole athlete (brain, mind, body and spirit of performance). He provides comprehensive and specialized assessments for brain-related injuries (concussion/TBI) as well as psychological (emotional functioning - depression/anxiety) and psychoeducational needs (ADHD and learning disabilities).

Dr. Zumwalt also worked in education at local high schools, community colleges and at California State University of Long Beach. He served as an education counselor, teacher and professor helping athletes and parents navigate college recruiting processes and transitions into professional sport. He has a wealth of experience, education, and training in various methodologies including neuropsychological assessments, cognitive rehabilitation, career counseling, mindfulness, cognitive behavioral therapy and the tactical mindset in chaotic high-risk situations. Overall, he looks forward to working with athletes to help them achieve and/or transcend in their sport.


Austin Alvarez, M.A.

Mental Performance Consultant

Austin Alvarez, M.A. is a sport psychology trainee and mental performance consultant. He works closely with athletes to set effective goals, build greater self-awareness and improve confidence. Austin earned a master's degree in marriage and family therapy from Azusa Pacific University. He is currently a doctoral candidate at Azusa Pacific University and is pursuing his certification as a mental performance consultant (CMPC). Austin intends to become a licensed psychologist once he has completed his PsyD degree. Austin was a three-sport athlete in high school, playing football, basketball, and soccer. He also coached football and basketball at the high school level and he currently teaches undergraduate classes in general psychology and stress and coping methods at Azusa Pacific University.

Kojo Arhin

Kojo Arhin, M.A.

Psychological Assistant | PSB94024700

Kojo Arhin, M.A. is a registered Psychological Assistant that provides individual consultations with athletes and teams. Kojo earned a master’s degree in sport and exercise psychology and is a doctoral candidate in clinical psychology with an emphasis in sport and performance psychology. Upon completion of his doctoral degree, Kojo intends to become licensed as a psychologist. He is also a certified mindfulness practitioner. 

He Played professionally as a wide receiver in arena football for the Billings Outlaws and as a former scholarship athlete in football at Northern Arizona University and a certified strength and conditioning coach Kojo's professional work and athlete experience is broad and unique. His work in mental skills training includes high school football, draft preparation training for NFL bound college football players, NFL veteran player's off season preparation, professional tennis, amateur tennis, soccer, track and field, basketball and baseball. 

Kojo has worked with hundreds of athletes around the country over his 13-year career as a coach and consultant. He enjoys helping individuals, teams, coaches, and parents develop mental strategies to optimize their performance when under pressure. Kojo’s passion is to help athletes and performers unlock their potential.

MMelissa Brown


Melissa brings over 20 years of administrative experience to OC Sport Psychology. Combined with a life-long love of sports, she provides a high level of expertise and service to our clients. Growing up as a multiple high-level athlete herself (platform diving which culminated in interest from UCLA), she understands the complexities and rigors of training and the effects they have on body, mind and soul. 

Her training in the medical field as a Surgical Technologist as well many years spent as an Office Manager in a pediatric office have given her valuable hands-on experience working behind the scenes creating a warm comfortable environment for all. Melissa has three sons, two of whom have played high-level sports. Her oldest, a south paw, pitched for his Varsity baseball team and is currently attending University of Utah. Her middle son is an athlete on scholarship at a private university in the Midwest for lacrosse. 

Dr Ben

Dr. Strack

Dr. Ben Strack is a licensed psychologist and certified sport psychology consultant (CMPC). He has consulted with professional athletes across multiple sports (MiLB/MLB, NHL, NBA, PGA, MLS/USL), Olympic and Olympic aspiring athletes (Women's Indoor Volleyball, Swimming, Speed Skating, Fencing, Sprint Kayaking, Track and Field). Dr. Strack serves as an Assistant Clinical Professor, University California, Riverside School of Medicine and founding faculty, UC Riverside sports psychiatry fellowship. Dr. Strack also serves as the team sport psychologist for OC Soccer Club (USL). Dr. Strack is author/editor of the sport psychology book “ Applications of biofeedback and neurofeedback in sport psychology ” (2011). He is a former division I college baseball player and founding partner of Proball Inc., private baseball academy. During the 1999 and 2000 MLB seasons, he was the batting practice pitcher for the Los Angeles Angels of Anaheim. From 1999 to 2004, he was hand-picked to pitch in the MLB Players’ Association and ESPN’s Big League Challenge Home Run Contests where he was the personal pitcher for Barry Bonds, Alex Rodriguez, Raphael Palmeiro, Jose Canseco, Shawn Green, Magglio Ordonez, Andruw Jones, and Troy Glaus.

Dr. Strack is a United States Olympic Committee (USOC) Sport Psychology Registry Member, 2017 President of the Orange County Psychological Association and a co-chairperson for the Optimal Performance/Functioning division of the Association of Applied Psychophysiology and Biofeedback . He is also an active member of the American Psychological Association (APA), American Baseball Coaches Association and the Association for Applied Sport Psychology (AASP).

Contact Us

We look forward to hearing from you

Office Hours


8:00 am-9:00 pm


8:00 am-9:00 pm


8:00 am-9:00 pm


8:00 am-9:00 pm


8:00 am-9:00 pm


8:00 am-5:00 pm


8:00 am-5:00 pm