The issue of an offender's personality in criminology Abstract The presented thesis aims to improve our understanding of the offender's personality, i.e. why they commit crimes, what is the cause of their actions (motivation) and what are the specific personality traits of these offenders. The thesis elaborated on the topic of offender personality with a focus on offenders of rape and child molestation, its aim was to provide a comprehensive overview of the state of research on the personality characteristics of rapers and child molesters and to elaborate an analysis of the criminality of these crimes in the Czech Republic between 2018-2022. The analysis was based on police crime statistics, the "How We Punish" app and the Ministry of Justi...