All anyone wants is to live in a perfect society where there is no violence, burglary and vandalism. In reality, deviance exists everywhere in the social world because small acts of violence can generate deviant behavior within the community. This varies by culture and time, as each individual has different attitudes toward crime. For example, criminals have different attitudes toward crime than the general public. They rejected society's norms. However, sociologists define and explain the concept of deviance in a different way than the general public, because they want to understand why individuals or social groups have rejected social norms by committing small acts of violence. As Kendall (2012) says, this theory is based on the work of sociologist Edwin Sutherland. Differential association theory states that people learn criminal behavior through the social groups with which they associate. If a person associates with a group that defines criminal behavior as acceptable, they will likely engage in criminal behavior due to their influence. The theory emphasizes the impact that others have on viewing deviant behavior (Kendall, Differential association theory occurs when individuals are exposed to unfavorable or favorable definitions of deviant behavior and individuals learn, adapt and apply these definitions in their lives In Alegria's situation, he was exposed from an early age to aggression, violence and sexual assault Throughout his life, he was rather d. He did not agree with these definitions of good and evil because he was not able to create his own perceptions because he had learned deviant behavior from his family. Family considered criminal behavior acceptable because Kyle's parents allowed him to watch horror and pornographic films without consequence. As a result of his parents' actions, he engaged in criminal behavior. the influence of his parents (Tucson,