Biology and consumer behaviour Biology and consumer behaviour Consumer behaviour is the study of the motivations surrounding a purchase of a product or service. It has been linked to the field of psychology, sociology and economics in attempts to analyse when, why, where and how people purchase in the way that they do. However, little literature has considered the link between our consumption behaviour and the basics of our being, our biology. Segmentation by biological-driven demographics such as sex and age are already popular and pervasive in marketing. As more knowledge and research is known, targeting based on consumers' biology is of growing interest
FBI method of profiling and assumptions. This approach has become commonly used in the classifications of violent serial offenders. The only available study that examines the reliability of the classification system involved the reading of a sexual-homicide case summary. In this study, inter-rater reliability was found to be between 51.7% and 92.6%. This study, although dated, does provide limited support for the reliability of the FBI sexual-homicide classification system. However, this form of reliability contributes little to the usefulness of the offender profiling system if the classification is not effective. The FBI classification system is derived from a single interview-based research study with a