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Decreasing aggressive behavior in preschool

Author: Tudor (Olaru) Lăcrămioara Elena
Degree:doctor of psychology
Speciality: 19.00.07 - Pedagogical Psychology, Psychology of Development, Psychology of Personality
Scientific adviser: Maria Vîrlan
doctor, associate professor (docent), Chisinau Pedagogical State University "Ion Creanga"
Institution: Chisinau Pedagogical State University "Ion Creanga"


The thesis was presented on the 23 February, 2023 at the meeting of the Scientific Council and now it is under consideration of the National Council.


Adobe PDF document0.75 Mb / in english
Adobe PDF document0.47 Mb / in romanian


CZU 159.922.7:373.2 (043.3)

Adobe PDF document 4.90 Mb / in romanian
203 pages


preschool, aggression, education, aggressive behavior, intervention, psychologist, family, emotion, risk factors, social factors, group of preschoolers, teacher


Thesis structure: introduction, three chapters, general conclusions and recommendations, bibliography of 261 titles, 119 pages of basic text, 38 tables, 16 figures, 21 annexes. The results are published in 16 scientific papers.

Field of study: preschool psychology, psychology of aggression.

The aim of the research: to study the peculiarities of aggression according to gender and age, the psychological climate in the family, the collective social status of preschool children and the development of a complex program of psychological intervention to reduce aggressive behavior in children of this age.

The objectives of the research: to carry out the theoretical study of aggression in preschool; identifying a complex of tools for diagnosing the characteristics of aggression in preschool children; investigating gender and age differences in the manifestation of aggressive behaviors in preschool age; determining the degree of intensity of aggression in relation to the psychological climate in the family; determining the level of aggression of preschoolers in relation to the social status of the group of children; elaboration and implementation of a complex intervention program specially adapted for the age and problems of the preschool in order to reduce the aggressive behavior.

Scientific novelty and originality: for the first time at national level, a comparative-experimental study was conducted on aggressive behavior in preschool according to age, gender, psychological climate in the family and social status in the group of preschool; a methodology for diagnosing aggressive behavior in preschool was developed; the complex program of psychological intervention for the reduction of aggressive behavior in preschool was developed and implemented.

The results obtained that contribute to solving an important scientific problem lie in: identifying the peculiarities of aggression in preschool children and developing and implementing a complex program of psychological intervention focused on the formation of social skills and anger management in preschool children, on the formation of new problem-solving skills for parents and teachers involved in the instructional-educational process, which has contributed to reducing aggressive behavior in preschool children.

Theoretical significance: scientific knowledge was obtained about the psychological nature of aggression and the essential characteristics of aggressive behavior in preschool age; about the factors of aggression in preschool age; about strategies to reduce aggressive behavior in preschool.

Applicative value: elaboration, implementation and validation of the complex program of psychological intervention aimed at training preschoolers of anger management skills, training parents and teachers involved in the instructional-educational process of situation management skills - problem; the generation of products related to the intervention program, such as: the picture with assertive remarks, the set of topics approached in the formative activities from the parents' counseling, the coat of arms of the group, etc.

Implementation of scientific results: the most important aspects of the research were discussed, analyzed and implemented in scientific conferences organized in higher education institutions in the Republic of Moldova and Romania, in didactic-methodical activities organized in pre-school institutions in Romania.