RCIA Foundations provides audio podcasts for the foundational concepts of Roman Catholicism found in the book RCIA Foundations (available from Amazon) including the nature of truth, theism, faith & reason, human nature, happiness & suffering, the cardinal virtues, divine justice, hope, the theological virtues, the Holy Trinity, the divine nature, the Incarnation, angels & demons, the nature & history of the Church, the Bible, Mary, sacrament & human nature, gender & marriage, and the constitutionality of marriage.