About Dr. Marta M. Shinn

Dr. Marta M. Shinn, Ph.D., is the founder of Variations Psychology, a private practice mental health clinic in Orange County, California that offers independent diagnostic testing and counseling services to children, adolescents, college students and their families.

Dr. Shinn specializes in clinical child psychology and educational psychology. She helps families who have children with special needs that require services through their public or private school. As an expert advocate,

Dr. Shinn supports families with IEPs, 504s, diagnostic testing/independent evaluations, and accommodations for high stakes exams.


  • Preparing parents for I.E.P. & 504 Plan meetings
  • Supporting parents in understanding the tests/evaluations conducted by their child’s school
  • Developing & administering psychological & educational tests to clarify diagnoses & support eligibility decisions (e.g. giftedness, test accommodations, special education)
  • Helping parents decide what educational placements would benefit their child
  • Consulting with parents at our practice to orient them to the special education and psychological assessment processes
  • Joining parents at school-based meetings to represent the best interests of their child