The decree on ecumenism and the challenge of the future / Arthur A. Vogel -- Response to Arthur Vogel / Donald J. Reece -- The decree on ecumenism : twenty-five years after / Avery Dulles -- Response to Avery Dulles / William H. Lazareth -- Reflections on the decree on ecumenism : a Free Church perspective / David T. Shannon -- Response to David Shannon / Sonya A. Quitslund -- Twenty-five years of interchurch relations : a report / Thaddeus D. Horgan -- Reflections on twenty-five years after the decree on ecumenism / James Crumley -- The decree on ecumenism and its ecclesiological significance / Gunther Gassmann -- Before and after the decree on ecumenism of Vatican II / Michael A. Fahey -- The theology of communion as an ecumenical resource / Susan Wood -- An ecumenical metaphor : Mary and Elizabeth / J. Francis Stafford -- The veneration of saints as ecumenical question / George Tavard -- Be transformed and become a new creation / Thomas Hoyt, Jr. -- Afterword : the path we followed and the horizons we face / David Trickett.