All authors contributed to the article and approved the submitted version. In future research, it will be important to examine major dimensions of personality, such as the Dark Tetrad traits, among clients, as well as the type of prostitution service they are accessing. Evolutionary scholars have argued that prostitution qualifies a form of short-term mating because it tends to involve an explicit exchange of goods e. Prostitution has been practiced across a myriad of different cultures since ancient times in sex-specific ways, whereby men have tended to be the primary consumers of sex work services offered by women and men Dylewski and Prokop, Rethinking the fast-slow continuum of individual differences. My intimate region is fashioned. New York, NY: Butterworths; , — Who pays for sex and why? In previous research, the traits of the tetrad have been associated with, to varying degrees, an earlier sexual debut Harris et al. In the current mini review, we argue that an evolutionary personality perspective can shed unique insight into the personality characteristics of male clients of female sex work. An interurban comparison. A study of men who pay for sex, based on the Norwegian national sex surveys. Budapest XXI.