SPb. They are lying to .. A. C. Pushkin, 2007. 104 s. The monograph deals with modern ideas about human functional asymmetries, modern methodological approaches and methodological difficulties in the study of human functional asymmetries .. The relationship between types of functional asymmetry and success in school, as well as the psychological characteristics of children with different types of functional asymmetry (right-handed, left-handed and ambidextrous) is considered. Much attention is paid to the dynamics of mental development (mental cognitive processes and personality characteristics) of children, depending on the type of functional asymmetry. The monograph is intended for psychologists, as well as students and graduate students of psychological faculties .