Hugh Duffy holds a PhD from the University of Hull, England. Born in Donegal, Ireland, he was ordained in 1966 in Dublin. He founded Christian Community Action (CCA) in Ireland to implement the corporal works of mercy in the Gospel of Matthew, chapter 25. Duffy served as pastor of Sacred Heart Catholic Church, Okeechobee, Florida, for thirty years. He was an outreach speaker for Cross International Inc., a relief and development ministry. He is the author of Queen of the Sciences (2004) and What Is This Thing Called Faith? (2016).