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About Us

Orlando Neuropsychology and Counseling Center, LLC in Orlando, Florida is composed of a team of highly-trained experts in psychology and counseling.

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Elizabeth Shutt, Ph.D.

Dr. Elizabeth Shutt is a licensed psychologist. She earned her PhD degree in School Psychology at the University of Tennessee, with a master’s degree in Educational Psychology and Counseling and a graduate certificate in Grief, Loss, and Trauma. She completed an APA-accredited predoctoral internship with Cypress-Fairbanks Independent School District in Houston, Texas.


Dr. Shutt completed her postdoctoral training at Orlando Neuropsychology and Counseling Center and has experience working as a nationally certified school psychologist in Florida public schools. Current services include neuropsychological evaluations. Dr. Shutt has received certified training in the administration of the ADOS-2.

Leidi K. Perez Estremera, Ph.D

Dr. Perez-Estremera is a bilingual (English-Spanish) licensed clinical psychologist. She received her doctoral degree in Clinical Psychology from Ponce Health Sciences University, School of Brain and Behavioral Sciences. During her doctoral degree, she trained in Neuropsychological Evaluations, Neurorehabilitation, and Health Psychology. She also participated in research studies with populations diagnosed with conditions presenting neurodegenerative changes including Alzheimer’s disease, Multiple Sclerosis, and HIV. Dr. Perez-Estremera completed her postdoctoral hours in Forensic Neuropsychology and PsychometricAssessments specializing in adult and geriatric populations. She also has provided psychotherapy and other interventions in nursing and rehabilitation centers as well as in hospital settings. Dr. Perez-Estremera also has experience in the assessment of autism, ADHD, specific learning disabilities, and other neurodevelopmental disorders in children Her hobbies include going on vacation with her family, watching movies, and hiking.

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Margie Justice-Pitoniak, Psy.D. 

Margie Justice-Pitoniak, Psy.D. received her Doctorate in Psychology from Roosevelt University in Chicago, Illinois in 2011. She is licensed as a Clinical Psychologist in Florida. Dr. Justice-Pitoniak is trained as a generalist, providing individual, group, and family therapy, as well as psychological assessments, to clients from across the age spectrum. She utilizes cognitive-behavioral, dialectical-behavioral, family-systems, and play therapy techniques to help her clients work through emotional, behavioral, neuro-developmental, and personality disorders. 

Kristjan Olafsson, Ph.D.

Dr. Kristjan Olafsson has been in the field of psychology for over 20 years after completing practicums and an American Psychological Association pre-doctoral internship at Crownsville State Hospital in Maryland, with participation in a formal neuropsychology training program.

He completed a forensic neuropsychology residency with Dr. Aaron Noonberg at Osler Medical Center in Towson, Maryland and a year-long externship at Maryland General Hospital Bryn Mawr Rehabilitation Center. He was also employed as a school psychologist in Maryland and Florida. 

Dr. Olafsson was also the consulting neuropsychologist for the Halifax Hospital Traumatic Brain Injury team. He has provided courtroom testimony as an expert witness in the field of neuropsychology in both civil and criminal proceedings in multiple Florida counties. At present, he provides neuropsychological evaluations for the Veteran's Administration and Fitness for Duty Evaluations.

Dr. Olafsson in his 18th year of providing neuropsychological services in Florida with Neuropsychological Assessment Service. He also serves as a practicum supervisor for the University of Central Florida Clinical Psychology program. His hobbies include aviation, music, writing, and spending time with his wife and two children.

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