1. Department of Speech, Language & Hearing Sciences, George Washington University, Washington, DC
2. Department of Hearing and Speech Sciences, University of Maryland, College Park
3. Department of Communication Sciences and Disorders, Montclair State University, Bloomfield, NJ
4. Speech-Language Pathology & Audiology, Thomas More University, Antwerp, Belgium
5. Speech-Language Pathology, University of Turku, Finland
6. City Lit, London, United Kingdom
7. Department of Otorhinolaryngology, Head and Neck Surgery, Erasmus University Medical Center, Rotterdam, the Netherlands
8. Department of Audiology and Speech Pathology, The University of Melbourne, Parkville, Victoria, Australia
9. Speech & Language Group, Murdoch Children's Research Institute, Parkville, Victoria, Australia
10. Department of Communication Sciences and Special Education, University of Georgia, Athens
11. The Michael Palin Centre for Stammering Children, London, United Kingdom
12. Australian Stuttering Research Centre, University of Technology Sydney, New South Wales, Australia
13. Department of Communication Sciences and Disorders, University of Central Florida, Orlando
14. Department of Communicative Sciences & Disorders, Michigan State University, East Lansing