1. Department of Speech, Language and Hearing Sciences and Program in Neuroscience, Cognitive Science Program, Indiana University, Bloomington, IN
2. Department of Communication Disorders and Sciences, Rush University, Chicago, IL
3. School of Communication Sciences and Disorders, Western University, London, CA
4. Department of Psychology, Carnegie Mellon University, Pittsburgh, PA
5. Graduate School of Health, University of Technology Sydney, New South Wales, Australia
6. Department of Communication Disorders, Brigham Young University, Provo, UT
7. Department of Communication Sciences and Disorders, University of New Hampshire, Durham
8. Roxelyn and Richard Pepper Department of Communication Sciences and Disorders, Northwestern University, Evanston, IL