He had previously served as the director of Catechesis for the Diocese of Fort Worth, TX. Lucas has been involved in full-time parish and diocesan catechetical ministry since 1999. In addition to teaching, he directs and presents at catechetical training conferences across the country for parish RCIA and adult faith formation leaders. He is the author of Open Wide the Doors to Christ: Discovering Catholicism, a complete curriculum for RCIA (Emmaus Road Publishing) and he has worked in the development and production of Symbolon: The Catholic Faith Explained, Beloved: Finding Happiness in Marriage, and other catechetical series produced by the Augustine Institute. Lucas and his wife, Mary, have six children and live in Highlands Ranch, CO.