1. John F. Cawley is professor of education, Department of Learning and Instruction, State University of New York at Buffalo, Amherst.
2. James H. Miller is assistant professor, Department of Special Education and Habilitative Services, University of New Orleans.
3. Sonya C. Carr is a graduate research assistant, Department of Special Education and Habilitative Services, University of New Orleans. Address: Dept. of Learning and Instruction, 593 Baldy Hall, State University of New York at Buffalo, Buffalo, NY 14260.