Healy, who grew up on Long Island, New York, described her experience of high school as follows: "I went on retreats, attended Bible studies, and was in the parish choir, but I never really learned how to have a prayer life, a daily interaction with the Lord.
[1] After graduating from Notre Dame, she began pursuing an MA in theology from Franciscan University of Steubenville, which she earned in 1998.
[4] Healy also serves on the Pontifical Council for Promoting Christian Unity and chairs the theological commission of the Charismatic Renewal International Service in Rome.
[5][6] In 2015 she published a book on the topic with Our Sunday Visitor: Healing: Bringing the Gift of God's Mercy to the World.
[3][8] Healy was a general editor for The Great Adventure Catholic Bible, published by Ascension Press in 2018.