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About our team


Meet Our Team

Many use our services to provide answers to their questions about their struggles in school, home, work, or socially. Our team offers comprehensive consultations and assessments to identify strengths and weaknesses, to provide appropriate diagnoses, and to work with individuals implementing various treatment options in order to help them succeed. Our goal is to provide services to enhance healthy social and emotional functioning across the lifespan.


Center for emotional health

Richard D. Abbey, Ph.D.

Clinical Neuropsychologist
Board Certified in Neurofeedback

Richard Abbey, PhD, is a licensed clinical neuropsychologist and psychologist with extensive training and experience as a clinician and researcher. He specializes in neuropsychological evaluation and treatment of children, adults, and seniors. Dr. Abbey is the director of neuropsychological services at Abbey Neuropsychology Clinic in Palo Alto, California.

Dr. Abbey provides expert neuropsychological care for a broad array of conditions, from learning disorders, attention deficit hyperactivity disorder (ADHD), autism, and social communication disorder, to a variety of brain-related medical complications, including traumatic brain injury, stroke, cancer, epilepsy, and many rare health conditions. He also provides early detection of dementia, Alzheimer’s disease, and other age-related conditions.

As a respected researcher and lecturer, Dr. Abbey has made multiple presentations at international conferences and has published book chapters and professional journals. His research topics include dyslexia, ADHD, quantitative electroencephalography (qEEG) brain mapping, and neurofeedback.

Dr. Abbey completed his neuropsychology postdoctoral fellowship at Cincinnati Children’s Hospital Medical Center, and he was formerly a faculty member as a clinical neuropsychologist at Stanford University. He is board-certified in neurofeedback by the Biofeedback Certification International Alliance, and he is also board-certified as a diplomate in Quantitative EEG. In addition, he is a board member of the Scientific Advisory Board for LearningRx.

Dr. Stephanie Abbey is a licensed psychologist who provides psychotherapy to teens and adults. She helps with a variety of concerns, including difficulties with relationships, life transitions, stress, anxiety, depression, body image, grief/loss, trauma, and sexual orientation.

She works collaboratively with her clients to identify and cultivate their strengths so they can reach their goals and lead happier, healthier lives. Dr. Abbey integrates issues of diversity and explores clients’ needs within the context of their race, ethnicity, gender, sexual orientation, and religious beliefs.

Dr. Abbey has experience working at community mental health centers, inpatient hospitals, residential treatment centers, and university counseling centers, including Santa Clara University.

Center for emotional health

Diana M. Barrett, Ph.D.

Licensed Psychologist
Director of Assessment [email protected]

Diana Barrett, PhD, is a licensed psychologist who specializes in the assessment, diagnosis, and treatment of children, adults, and seniors. She is the director of assessment at Abbey Neuropsychology Clinic where she also provides neuropsychological care to the Palo Alto, California, community.

Dr. Barrett provides neuropsychological assessment, consultations, therapy, parent therapy, executive function therapy, and interventions to clients of all ages. She has expertise in diagnosing and treating a broad range of conditions, such as learning disabilities, developmental disorders, autism spectrum, attention deficit hyperactivity disorder (ADHD), anxiety, depression, and eating disorders.

After earning her doctor of philosophy degree from the University of Montana in Missoula, Dr. Barrett completed an internship at the University of Utah Neuropsychiatric Institute in Salt Lake City. During her internship, Dr. Barrett gained experience providing care for children and adults at both in-client and day-treatment facilities. 

Dr. Barrett completed her post-doctoral training at the Stanford University School of Medicine in Stanford, California. This training focused on evaluation and therapy services for children, adolescents, and families.

Dr. Amanda Korsmo, Psy.D. is post-doctorate with a primary focus on assessing, diagnosing, and treating individuals across the life span.  She is currently working toward her licensure and future board certification in neuropsychology. She works closely with the assessment team to provide neuropsychological assessment, consultations, and ongoing collaboration with a client’s treatment team.

Her training is a combination of psychotherapy (individual, group, family) and psychological assessment. As a graduate student, she received extensive training in neuropsychological and psychological assessment, predominately with young children and adolescents. She has experience in assessing a broad range of conditions, such as developmental disorders, autism spectrum, attention deficit hyperactivity disorder (ADHD), mood disorders, and personality disorders.

She earned her B.S. in Neuroscience, B.S. in Psychology, and B.A. in History from Indiana University in Bloomington, IN. She then worked as an ABA therapist and a research assistant prior to graduate school. After earning her Doctorate of Psychology degree from Indiana State University in Terre Haute, IN, Dr. Korsmo completed an internship at the University of Texas Health Science Center in Tyler, TX. As an intern, Dr. Korsmo gained experience conducting neuropsychological evaluations for geriatric patients at both outpatient and inpatient facilities. She also provided psychological care for children and adults in outpatient, inpatient, hospital, and forensic settings. 

Dr. Korsmo completed her post-doctoral training through the Child and Family Services Department at Kaiser Permanente in Oakland, CA. This training was focused on group and individual therapy, as well as conducting neuropsychological evaluations for children with comorbid medical and psychiatric conditions (e.g., hydrocephalus, fetal alcohol syndrome disorder, schizophrenia, sickle cell disease).

Performance Intervention Specialist

Rachelle comes to us from Ann Arbor, MI with more than 7 years of experience in vision, communication science, and concussion rehabilitation. Rachelle created programs such as the move and learn program, visual training, and the concussion program, enhancing brain function with movement and attention. Rachelle has been able to help build the center to a more integrative multi-modal approach to learning and recovery. She has studied and worked with Attention Deficit Hyperactivity Disorder (ADHD), Autism Spectrum Disorder (ASD), traumatic brain injuries, concussions and neurological disorders, helping her understand the different needs of each client. Rachelle is also a huge fan of playing basketball and advocates for enhancing visual skills to improve athletic and cognitive performance.


Victoria Trebbi graduated with a degree in Psychology and Education from Stetson University. She works with individuals of all ages and different cognitive backgrounds, utilizing Neurofeedback and interactive learning programs such as LearningRX. She provides various forms of cognitive training to help individuals with attention, anxiety, memory deficits, autism spectrum disorder, and learning disabilities. This all-inclusive approach allows her to help individuals reach their overall goals.

Katy Sanchez graduated from Loyola Marymount University with a degree in Psychology and Education. She has experience working with clients of all ages who are seeking help for anxiety, traumatic brain injuries, concussions, memory loss, mood disorders, and Autism Spectrum disorder. Katy is trained in Neurofeedback, Biofeedback, and LearningRx, in particular working with individuals who have reading difficulties.

Jordann Hink graduated with degrees in Psychology from Northern Arizona University and Arizona State University. She is one of our cognitive trainers and has experience working with individuals of all ages to help with various conditions, including ADHD, anxiety, concussions, and autism spectrum disorder. Jordann is trained in Neurofeedback, Biofeedback, and various learning intervention programs.

Shannon Locke graduated from Oregon State University with a degree in Biological Anthropology. Prior to coming to the Abbey Clinic, she worked in education, where she gained extensive experience working with children with traumatic brain injuries, autism spectrum disorder, and dyslexia. Shannon is one of our cognitive trainers, and is trained in Neurofeedback, Biofeedback, and Learning Interventions.

Dr. Paula is the daughter and protégé of the world renowned neurologist, Dr. J. Lucas Koberda. Starting at an early age, she has an extensive background in brain mapping and has received close mentorship from some of the best minds in the field. Her professional background is in neuroscience, East Asian Medicine, and biohacking. Paula has provided neurofeedback services in the clinical setting since 2011 and also specializes in peak performance. She has worked with many VIP clients including: athletes, pilots, artists, actors, and executives. Additionally, Paula also has over 10 years experience helping children and young adults with neurofeedback and brain mapping technology. Paula graduated from Florida State University with a Bachelor degree in psychology, a Master of Acupuncture (M.Ac.) with a Bachelor of Science in Health Science from the Academy for Five Element Acupuncture in Gainesville, FL, and a Doctorate of Acupuncture and Chinese Medicine from the Pacific College of Health and Science in San Diego, CA. She is certified in Acupuncture Injection Therapy, Chinese Herbal Medicine, and has studied Ayurveda during her yoga teacher training in 2014. Paula is passionate about advocating for a holistic approach to improving overall wellness while maintaining harmony in body, mind, and spirit. She is a dog mom, and has two handsome toy australian shepherds, Zeus and Hades.
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