1. Department of Educational Foundations and Exceptionalities, James Madison University, Harrisonburg, VA, USA
2. School of Education, City College of New York at Hunter College, New York, NY, USA
3. Psychology Department, City College of New York at Queens College, Queens, NY, USA
4. Department of Special Education, Ball State University, Muncie, IN, USA
5. Evergreen Center, Milford, MA, USA
6. Special Education Department, Cashell Elementary School, Olney, MD, USA