Received: 2017-01-15  |  Accepted: 2017-05-20


Psychological aspects of operational and investigative activities as a factor of strengthening of national security


The authors deal with the history of formation of operational and investigative psychology as a field of knowledge influencing the national security. The article discloses in details some psychological essentials of the application of this knowledge in everyday activities of employees of special forces units, police, prosecutor’s office, courts, punishment execution system and other law enforcement institutions. The authors also notes as important that during operational activities, in the process of determination of the truth, officers have not only to help in the reproduction of the facts, but also to try to achieve the truthfulness of the evidence. Because of applying, psychological techniques of operational investigative psychology create conditions for acquisition of correct and complete information about facts, particular events being of interest to law enforcement institutions ensuring necessary impact on persons who intentionally want to hide the truth and often forward false information. Therefore, the acquisition of psychological knowledge in the operational and investigative activities is a necessity for law enforcement institutions.


national security, crimes, operational activity, psychological methods, truthful evidence

JEL classifications

K42 , O10 , P00





Trofimovs, Igors
State Police College
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Ivančiks, Jānis
Daugavpils University
Turība University
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Journal of Security and Sustainability Issues

Issue date



ISSN 2029-7017 (print)
ISSN 2029-7025 (online)


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