Introduction by the guest editor of the thematic issue

Elena L. Grigorenko, PhD, Hugh Roy and Lillie Cranz Cullen Distinguished Professor of Psychology, University of Houston, Houston, TX, USA; Adjunct Senior Research Scientist, Moscow State University of Psychology and Education, Moscow, Russia; Professor and Acting Director, Center for Cognitive Sciences, Sirius University of Science and Technology, Federal territory "Sirius", Russia; Adjunct Professor, Child Study Center and Adjunct Senior Research Scientist, Haskins Laboratories, Yale University, New Haven, CT, USA; Research Certified Professor, Baylor College of Medicine, Member of the editorial boards of the journals “Clinical and Special Educatiom”, “Experimental Psychology” and “Psychological Science and Education”, Houston, United States of America, ORCID: https://orcid.org/0000-0001-9646-4181, e-mail: elena.grigorenko@times.uh.edu