Binder, L., M. Schultze, S. Langenstein, and S. Windmann. “Exploring Self-Reported Helping, Punishment, and Moral Courage Within and Across Group Boundaries: Implications for the Inclusion of Others in Self Scale”. Social Psychological Bulletin, Vol. 20, Oct. 2025, p. Article e14139, doi:10.32872/spb.14139.