Psychological research that involves cross-cultural comparisons has increased considerably during the last decade and is expected to escalate further. Given its growing popularity within mainstream psychology, cross-cultural research no longer can be considered the sole domain of experts trained in this specialization. Concomitant with this expansion, important methodological advances in quantitative psychology (e.g., measurement, statistical analysis, and research design) impact the study of cultural differences. The purpose of this article is to heighten awareness of important methodological advances among psychologists being prepared for or engaged in teaching, research, consultation, or other forms of practice that focus on diverse cult...