He attended the 1994 U.N. International Conference on Population and Development as a delegate for a nongovernmental organization. He also served on the Population and Consumption Task Force of the President’s Council on Sustainable Development. He is the author of Population Perils and the Churches’ Response (World Council of Churches, 1997). His interests in Christian ethics include population policy and environmental issues. Contact 563-387-1251, marschja@luther.edu.