THE IDENTITY OF THE CRIMINAL AS ONE OF CRIMINOLOGICAL SIGNIFICANT CHARACTERISTICS IN THREAT OF MURDER OR CAUSING HEAVY HARM TO HEALTH Logvinenko Vasily Victorovich, police lieutenant colonel, a member of the Association of Lawyers of Russia. <...> Place of employment: Professional training center, Main Office of the Ministry of Internal Affairs of Moscow region. <...> One of the main reasons for the analysis of the personality of the offender who committed a threat of murder or infliction of grave damage to health, is that without such analysis, law enforcement agencies will not be able to fully implement these activities that are aimed at prevention and combating such crimes. <...> In this regard, the purpose of this research is the establishment of clear criteria that characterize the specific criminal from the point of view of socio-demographic, behavioral, and subjectivelysituational characteristics. <...> When conducting criminological analysis of the personality of the offender was used dialectical method of cognition and scientific research methods: systemic-structural, comparative analysis, as well as private research methods: statistical, study of the 177 3'2014 materials of criminal cases, court practice, statistical reports, the social survey (questionnaire) citizens who were victims of crimes related to the transmission of threats of murder or infliction of grave damage to health, employees of internal Affairs bodies, teaching staff educational institutions of the RF Ministry of higher and secondary professional education, psychiatrists, as well as persons who had previously expressed such threats. <...> According to a study of the personality of the perpetrator of a threat of murder or infliction of grave damage we make a conclusion that after examining the identity of the offender who committed a specific crime, its moral Foundation and other criminological characteristics of personality, law enforcement agencies can clearly imagine those measures, which should act, when carrying out prevention activities with persons likely to commit crimes. <...> Law enforcement officers will also have the opportunity to decide on the specific method of conducting preventive work, which subsequently will give positive results in the prevention and disclosure of crimes. <...> Theoretical significance of the study due to the use of new theoretical approaches to understanding the identity of the perpetrator of a threat of murder or infliction of grave damage to health, criminal law and criminological values. <...> Made in the course of the research conclusions <...>