Dark psychology is the study of the human mind and behavior in relation to negative or harmful aspects of human nature, such as manipulation, deception, and power. It encompasses a wide range of topics, including:

Many of the concepts and techniques that fall under the umbrella of dark psychology can be used for positive purposes such as therapy and personal development.For example like Neuro-linguistic programming. Criminal and deviant psychology: the study of criminal and deviant behavior, including the psychological motivations and methods used by criminals and other deviant individuals.

I also included 90s TV News clips and interviews regarding Paul Bernardo. Paul Bernardo, also known as the "Scarborough Rapist" and the "Schoolgirl Killer," is a Canadian serial killer and rapist who committed crimes in the Toronto area in the late 1980s and early 1990s. He was convicted of the kidnappings, rapes, and murders of several young women, including his wife Karla Homolka's younger sister Tammy Homolka. Bernardo also committed a series of sexual assaults known as the "Scarborough Rapist" attacks prior to the murder of Homolka and the other girls. He was arrested in 1993 and sentenced to life in prison without the possibility of parole for 25 years.