Richard R. Gaillardetz holds the Joseph Chair of Catholic Systematic Theology at Boston College. He has published numerous articles and has authored or edited ten books, including "Keys to the Council: Unlocking the Teaching of Vatican II" (co-authored with Catherine Clifford, Liturgical Press, 2012) and "Ecclesiology for a Global Church: A People Called and Sent "(Orbis, 2008). Dr. Gaillardetz has been a delegate on the US Catholic Methodist Ecumenical Dialogue and served as president of the Catholic Theological Society of America between 2013 and 2014.