
Brother Jeffrey is well-known in the ecumenical movement for broadening the reach of ecumenism. He has written widely in theological journals and periodicals, has edited numerous books on ecumenism, and has spoken on the subject to various religious and educational groups throughout the world. He served for 10 years as Director of Faith and Order for the National Council of Churches, and 14 years at the USCCB. Brother Jeffrey, who holds a Ph.D. in Theology from Fordham University, is currently a professor of Church History at Memphis Theological Seminary.