1. Michael F. Giangreco is a visiting assistant professor, in the College of Education and Social Services, University of Vermont. All three authors are members of the Vermont Interdisciplinary Team for Intensive Special Education at the Center for Developmental Disabilities, the University Affiliated Program of Vermont.
2. Susan Edelman, in the College of Education and Social Services, University of Vermont. All three authors are members of the Vermont Interdisciplinary Team for Intensive Special Education at the Center for Developmental Disabilities, the University Affiliated Program of Vermont.
3. Ruth Dennis are lecturers, in the College of Education and Social Services, University of Vermont. All three authors are members of the Vermont Interdisciplinary Team for Intensive Special Education at the Center for Developmental Disabilities, the University Affiliated Program of Vermont. Address: Michael F. Giangreco, Center for Developmental Disabilities, University of Vermont, 499C Waterman Building, Burlington, VT 05405.