Psychological explanation of Criminal Behavior in liquid love Phenomenon on based of Knapp's relationship model.

The prevalence of Liquid love in society due to new communication and information technologies, causes deviant and criminal behavior in society. This article tries to investigate the efficacy of this phenomenon on based of knapp’s Relationship Model in the emergence of criminal behavior in society by using the field findings of the phenomenon liquid love and theories of physiological psychology.

This research is a qualitative research and in terms of nature and method is a phenomenological descriptive research. 11 male and 11 female samples were selected . In this descriptive study, flexible interviews were used to collect qualitative data that analyzed based on theories and research of physiological psychology.

Analysis of the findings, based on the principles of theory of research, ultimately showed that limbic System, Amygdala function and Hormonal changes in Bonding process in liquid love, can convert a Ordinary person to emotional criminal.Keywords: Liquid love; criminal behavior; Relationship Model; motivation and emotion.