1. School of Communication Science and Disorders, Florida State University, Tallahassee
2. The Morris Center, Gainesville, FL
3. Department of Communication Sciences and Disorders, University of Texas at Austin
4. Department of Speech & Hearing Sciences, University of Washington, Seattle
5. Department of Rehabilitation Medicine, University of Washington, Seattle
6. Department of Speech-Language Pathology and Audiology, University of Pretoria, South Africa