Doctor of Medical Sciences, Professor, Department of Neurology, Neurosurgery and Medical Genetics named after Academician L.O. Badalyan, Institute of Neuroscience and Neurotechnology, Professor, Department of General and Medical Genetics, Faculty of Biomedical Sciences, Pirogov Russian National Research Medical University (Pirogov University), Professor, Department of Biochemical Genetics and Hereditary Metabolic Diseases, Institute of Higher and Continuing Professional Education, Research Centre for Medical Genetics, Head of the Psychoneurology Department for Children with Congenital and Hereditary Genetic Disorders, Russian Children’s Clinical Hospital, a branch of Pirogov University