In the master's thesis "Pre-School Aged Child In His/Her Parents' Divorce Process: Interaction Between The Parents And The Specialists In Atypical Situation" the following problem is analysed: what kind of interaction should be between the parents and the specialists in optimizing behavioural and emotional development of the pre-school aged children, who experienced their parents' divorce. Object of investigation: optimization of behavioural and emotional development of the pre-school aged children, who experienced their parents' divorce in the context of interaction between the parents and the specialists.