General provisions of tactics of gathering physical evidence

Abstract

Human activity, including criminal activity, is a complex and dynamic system. The desire to get what you want (the object of need) encourages a person to act, motivates his criminal activity. Guided by the idea of the result that he intends to achieve, the attacker chooses the method of committing the crime. Realizing the criminal plan, the subject acts in a specific situation, performing a variety of operations. Interacting with the environment, it makes changes to it-leaves traces. By studying these changes, the persons conducting the investigation receive information about the event of the crime, which allows to identify and expose the offender. That’s why the concept of trace is one of the most important in criminology. Taking into account the division of evidence into personal and material, the article summarizes and summarizes the basic rules for the detection, fixation, removal of material-fixed traces relevant to the criminal case.