Amazon.com description: Product Description: This short book takes a simple, step-by-step approach to help busy parish liturgy groups improve the quality of liturgical celebrations. It contains a series of practical suggestions for liturgy preparation, each one of which is well informed by a broader reading of liturgical history and theological reflection. Columba McCann OSB is a monk in Glenstal Abbey. He has studied at the Pontifical Liturgical Institue in Rome, and lectured in liturgical studies as Holy Cross College and the National Centre for Liturgy.