This handbook aims to bridge the gap between the fields of positive psychology and the psychology of religion and spirituality. It is the authoritative guide to the intersections among religion spirituality and positive psychology and includes the following sections 1 historical and theoretical considerations 2 methodological considerations 3 cultural considerations 4 developmental considerations 5 empirical research on happiness and wellbeing in relation to religion and spirituality 6 empirical research on character strengths and virtues in relation to religion and spirituality 7 clinical and applied considerations and 8 field unification and advancement. Leading positive psychologists and psychologists of religionspirituality have coauthored the chapters drawing on expertise from their respective fields.