Prosocial behavior is altruistic conduct devoted to benefitting others, benefitting one’s community, and reinforcing conventional behaviors that serve a public good. The aim of the present study is to examine the psychometric properties of the Prosocial Behavior Scale (PBS) among male and female Portuguese youth participants (N = 559 youth, M = 16.51 years, SD = 1.07, range = 14–20 years). A two-factor intercor...