USCCB ‘Catechetical Sunday’ Evangelization and Catechesis – USCCB · Liturgical Catechesis and Transubstantiation: Lecture 1 Evangelization and Catechesis – USCCB · Liturgical Catechesis and Transubstantiation: Lecture 2 Evangelization and Catechesis – USCCB · Liturgical Catechesis and Transubstantiation: Lecture 3