Efficacious Engagement: Sacramental Participation in the Trinitarian MysteryThe long standing tradition of baptizing infants suggests that the sacraments plunge our bodies into salvation, so the revelation of God's love in the sacraments addresses the whole person, not the mind alone. In this work, the contemporary Roman Catholic rite of baptism for infants becomes a case study, manifesting the connections between the human body, the ecclesial body, and the Body of Christ. The sacramental life, for children as for adults, is