Assumptions of proceeding in juvenile cases in the court cases

Article is a summary of the research project realized in The Institute of Law Studies of the Polish Academy of Sciences. In the course of project, there were conducted national surveys addressed to juvenile judges, professional family probation officers, experts from diagnostic teams and the individual in-depth interviews with selected representatives of these groups. The aim of the article is to present the results of the researches, the mainly the answer on the question how do juvenile courts realize in practice the assumptions of the Act on Proceeding in Juvenile Cases. Researches, in the application of law, have been considered particularly important because the law obliges the juvenile judges to collect information about juvenile and his/her environment – directly or indirectly (by supporting institutions).