Advisory Council

NAN BERNSTEIN RATNER is Professor and Chair of the Department of Hearing and Speech Sciences  at the University of Maryland at College Park. Dr. Ratner is the editor of numerous volumes, and author of numerous chapters and articles addressing language acquisition and fluency in children. Dr. Ratner is an ASHA fellow, was a member of the original cadre of Board Recognized Fluency Specialists, twice served as ASHA’s Special Interest Division #4 (Fluency and Fluency Disorders) and received the 2006 Distinguished Research Award from the International Fluency Association. Dr. Ratner is co-author with the late OliverBloodstein of A Handbook on Stuttering (6th edition) – one of the most respected and cited stuttering texts of our time. Click here to view many of Dr. Ratner’s scholarly articles. Dr. Ratner has appeared as guest on StutterTalk a number of times including this episode An Evidence Based Discussion of the Lidcombe Treatment Program for Preschoolers Who Stutter with Dr. Nan Bernstein Ratner (Episode 246).

JOHN COAKLEY is a StutterTalk Board Member and is currently working towards a degree in Library and Information Science at the Palmer School, with a concentration in the Archival Sciences. His previous work experience includes tutoring, academic administration, and magazine publishing. He has served as Vice President of his building’s Co-Op board and oversaw a number of extensive improvement projects. John plays drums with a country-punk band called Dirty Wings. He stutters, and as a child worked with both Rochester’s Al Sigl Center and SUNY Geneseo’s Speech and Language Clinic in managing said disability. John currently lives in Brooklyn with his wife, Tessa.

LUC DE NIL, Professor, Department of Speech-Language Pathology, Faculty of Medicine, University of Toronto, Canada. Dr. De Nil joined the University of Toronto in 1990, and served as Chair of the Department of Speech-Language Pathology from 2000-2011. He obtained a Licentiate degree in Orthopedagogical Sciences from the Catholic University Leuven in Belgium. After working as an orthopedagogue for four years in Belgium, he moved to the United States to complete a Ph.D. degree in Communication Disorders and Sciences at Southern Illinois University – Carbondale. Upon completion of his doctoral studies, Dr. De Nil went on to pursue post-doctoral training at the Speech and Motor Control Laboratory at the University of Wisconsin – Madison. His research interests focus on using behavioural and functional brain imaging approaches to study the neural mechanism underlying speech fluency in normal and disordered populations, including developmental stuttering, and acquired adult-onset stuttering. His current research is funded by the Natural Sciences and Engineering Research Council of Canada and the Canadian Institutes of Health. Professor De Nil is an Affiliated Scientist at the Toronto Western Research Institute, an Adjunct Scientist at the Hospital for Sick Children Research Institute, and a Visiting Professor in the Department of Neurosciences, Experimental Otolaryngology at the Catholic University of Leuven (Belgium). He served as President of the International Fluency Association and is currently Editor-in-Chief of the Journal of Communication Disorders, one of the major international scientific journals in the discipline of speech-language pathology. In addition to his scholarly work, Professor De Nil currently is a member of the Board of Directors of the Speech and Stuttering Institute, a service centre located in Greater Toronto that provides clinical intervention to children and adults with motor speech and stuttering disorders. He also is a member of the Board of Directors at West Park Healthcare Centre, a University of Toronto affiliated community rehabilitation hospital, where he chairs the Quality Committee and serves as a member of the Executive Committee. He is a Council Member of the College of Audiologists and Speech-Language Pathologists of Ontario in Canada.

CARYN HERRING, MS CF-SLP is a “B Team” co-host, a person who stutters and a speech-language pathologist. She graduated from Purdue University with a Masters of Science in Speech-Language Pathology in 2011. While there, she was a research assistant studying stuttering and other communication disorders. She earned her Bachelor of Arts in Communication Sciences and Disorders from the University of Pittsburgh in 2005, graduating summa cum laude. Currently, Caryn works at the Our Time Theatre Company, an artistic home for kids who stutter, as a Speech-Language Pathologist and the development and programming associate. Caryn is a member of the American Speech-Language and Hearing Association, the National Stuttering Association, and Friends-The Association For Young People Who Stutter. She has also presented at the National Stuttering Association’s annual conferences, the Friends annual conferences, the Pennsylvania’s Speech-Language and Hearing Association’s annual conference, the University of Pittsburgh, Duquesne University, Purdue University, and Long Island University. Caryn has co-hosted the Stutter Talk “B-Team” since July, 2010 and was also featured on the MTV documentary, “True Life – I Stutter.”  Caryn previously led National Stuttering Association local chapters in Indiana and Pittsburgh.

JoelKorteJOEL KORTE, MA CFY-SLP is an electrical engineer, speech-language pathologist, and a person who stutters. He graduated from the University of Minnesota with a Master of Arts in Speech-Language Pathology in 2013, and earned his Bachelor of Science in Electrical Engineering from the University of St. Thomas in 2007.  Joel is the co-leader of the Minneapolis chapters of both the adult and teen (TWST) support groups through the National Stuttering Association. Joel is the owner of the Chase Bliss Audio, a guitar effects pedal company, and is a musician in a Minneapolis based band, Ghost Towns of the West. He also works as a speech-language pathologist, providing therapy primarily for people who stutter in the Department of Speech-Language-Hearing Sciences at the University of Minnesota. Beginning on Episode 421 (September, 2013), Joel began writing and recording music for StutterTalk to use for the podcast.

JUDY KUSTER, CCC-SLP, has an M.S. in speech-language pathology and an M.S. in counseling, is an ASHA Fellow and professor emeritus of Communication Disorders at Minnesota State University, Mankato, where she taught for 25 years. She is the webmaster for the Stuttering Home Page as well as the coordinator of the International Stuttering Awareness Day online conferences. Kuster is a member of ASHA’s Special Interest Group #4: Fluency and Fluency Disorders, and on its steering committee. She is the recipient of the 1996 ASHF DiCarlo Award for Outstanding Clinical Achievement, the 2003 Distinguished Contributor Award from the International Fluency Association. a 2007 Outstanding Contribution Award from the International Stuttering Association, the 2008 ASHA Distinguished Contributor Award, MSU, Mankato’s Global Citizen Award in 2008, and in 2009 named to the National Stuttering Association’s Hall of Fame. Kuster has written a regular column on Internet resources for the ASHA Leader since 1995, has been awarded two Fulbright Specialist opportunities (in Bulgaria and China), and has presented and published extensively nationally and internationally.

GERALD A. MAGUIRE, MD, is Associate Professor of Clinical Psychiatry and the Kirkup Endowed Chair in Stuttering Treatment in the Department of Psychiatry as well as Senior Associate Dean for Medical Education at the University of California, Irvine (UCI) School of Medicine. Dr. Maguire earned his medical degree from St. Louis University School of Medicine in 1991. He carried out his residency in Psychiatry at UCI from 1991 to 1995, where he was Chief Resident his final year. Dr. Maguire is a Distinguished Fellow of the American Psychiatric Association (DFAPA). Dr. Maguire is listed in the “Best Doctors in America” and as an “Orange County Physician of Excellence” as recognized by his peers. He also serves on the board of directors for the National Stuttering  Association. He was awarded the Golden Apple Award by the UC Irvine medical  students as the best teacher for 2003-2004. Dr. Maguire has also earned the Department of Psychiatry “Teacher of the Year” award five times. His research in areas such as schizophrenia, stuttering, bipolar disorder, and Alzheimer’s  dementia has appeared in various publications, including The Lancet Neurology, NeuroReport, The Journal of Clinical Psychiatry, Comprehensive Psychiatry,  Annals of Clinical Psychiatry, and the Journal of Clinical Psychopharmacology. He served as an investigator on the National Institute of Mental Health CATIE trial for schizophrenia. Dr. Maguire has presented his research at various conferences and symposia, including the American Psychiatric Association, the American Speech and Hearing Association, Collegium Internationale Neuropsychopharmacologicum, and The American College of Neuropsychopharmacology.

WALTER H. MANNING, Ph.D. is a professor and Associate Dean in the School of Audiology and Speech-Language Pathology at The University of Memphis.  He teaches courses in fluency disorders and evaluating research. He has published more than 90 articles in a variety of professional journals and has presented on many occasions to regional, national, and international audiences.  He was a member of the Steering Committee of ASHA’s Special Interest Division 4 (Fluency & Fluency Disorders) from 1996–2000 and served as vice chair for the Division 4 Specialty Board from 2000–2003.  He is an editorial consultant for several professional journals and ad hoc associate editor for the American Journal of Speech-Language Pathology. Since 1997 he has been an associate editor for The Journal of Fluency Disorders. He is a Board Recognized Specialist in Fluency Disorders, a fellow of ASHA and has received the honors of the Tennessee Association of Audiologists and Speech-Language Pathologists. The third edition of his text Clinical Decision Making in Fluency Disorders was published by Delmar|Cengage Learning in 2010.

BILL MURPHY is a clinical professor at Purdue University. He has worked for over 30 years with children and adults who stutter. Bill is a member of both the National Stuttering Association and Friends of Children and Adolescents Who Stutter. He is a past member of the Steering Committee of ASHA’s Special Interest Division of Fluency and Fluency Disorders and is recognized as a Fluency Specialist. Bill is also an ASHA Fellow. He has given numerous state and national presentations regarding the treatment of stuttering. Bill believes that successful stuttering therapy incorporates both the modification of speech behavior as well as emotional and attitudinal changes.

NORA A O’CONNOR is a professional social worker and a person who stutters.  Nora earned her Master of Social Work degree from San Francisco State University in 2005, and is a Licensed Clinical Social Worker in the State of California.Nora has been involved locally and nationally with self help organizations for people who stutter for over 15 years. She is featured in two stuttering documentaries, Spit It Out (2004) and Right Here, Right Now (PBS, 2000).  She has dozens of articles published reflecting her personal journey as a woman who stutters.  Nora earned National Stuttering Association Chapter Leader of the Year award in 2002 (San Francisco).  She is actively involved with Passing Twice: Lesbian, Gay, Bisexual and Transgender Persons who Stutter. Nora has served as a social worker for people with a history of chemical dependency, mental illness, homelessness, and incarceration.  She has over 10 years experience of direct practice and program development. She has worked in residential, outpatient and incarcerated settings.   Nora is currently employed by Walden House, Inc., in Southern California, providing substance abuse and mental health treatment to male and female parolees.   She is a passionate advocate for all disenfranchised and marginalized populations.  When she’s not giving voice to the voiceless you can find her hiking in the Santa Monica Mountains, riding her bicycle along the Pacific Ocean, or reading at a local coffee shop.

CHARLIE OSBORNE, MA CCC-SLP  is a clinical assistant professor at the University of Wisconsin – Stevens Point.  He teaches the fluency disorders class and supervises students in the university’s clinic.  Charlie has worked with persons who stutter for over 25 years in the public schools, in private practice, and in the university clinic.  He is a former editor for ASHA Division 4 Perspectives on Fluency and Fluency Disorders.


ROBERT QUESAL, Ph.D., is a professor of Communication Sciences and Disorders at Western Illinois University and a frequent guest and contributor on StutterTalk. Bob is a Board Recognized Specialist in Fluency Disorders and his research focuses on the psychosocial aspects of stuttering, including the speaker’s experience of stuttering, and teasing and bullying. Dr. Quesal was a member of the Steering Committee for Special Interest Division 4 for Fluency and Fluency Disorders from 2002-04 and served as associate coordinator in 2003 and 2004. Bob Quesal is a current SLP academic member for the Council on Academic Accreditation (CAA) in Audiology and Speech-Language Pathology. He served as a CAA site visitor from 2000-2008. Bob was recently named a Fellow of the American Speech-Language-Hearing Association and is co-author of The Overall Assessment of the Speaker’s Experience of Stuttering.

PETER RAMIG, Ph.D. is Professor and Associate Chair at the University of Colorado where he specializes in the treatment and research of stuttering in children and adults. He prides himself as being a clinician and teacher who makes a difference. His writings include research articles, book chapters pertaining to the topic of stuttering, and a 2010 published book with co-author Darrell Dodge, The Child and Adolescent Stuttering Treatment and Activity Resource Guide (second edition). In addition, he annually presents numerous workshops focused on many practical ideas for working with children and adults who stutter.

GARY J. RENTSCHLER, Ph.D. CCC-SLP is a Board-Recognized Specialist in Fluency Disorders and serves as Clinic Director at Duquesne University in Pittsburgh, where he also directs the Stuttering Therapy specialty clinic.  His interests lie in the psychodynamic aspects inherent in treating stuttering. Gary teaches graduate courses in stuttering, professional ethics and legal issues in speech pathology.  He has been recognized as Speech Pathologist of the Year by the National Stuttering Association.


PHIL SCHNEIDER, Ed.D. CCC-SLP is an Associate Professor Emeritus of Communication Disorders at Queens College and in private practice for more than 35 years. In 2004 Dr. Schneider was named the Speech Pathologist of the Year by the National Stuttering Association and in 2006 he was given the highest Honors of the New York State Speech-Language-Hearing Association. Dr. Schneider has presented more than 200 seminars nationally and internationally and has worked with more than 1000 people with speech and language disorders. Dr. Schneider is a spokesperson for the Stuttering Foundation of America and has appeared on NBC, ABC and WOR TV. His documentary, Transcending Stuttering — The Inside Story aired on PBS in 2004. In 2010 Dr. Schneider released, with his son Uri Schneider, the film Going with the Flow: A Guide to Transcending Stuttering. Dr. Schneider is a Board Recognized Fluency Specialist and was one of the first speech-language pathologists awarded this specialty recognition in the area of stuttering by the American Speech-Language-Hearing Association.

URI SCHNEIDER, M.A. CCC-SLP serves as co-director of Schneider Speech Pathology. Uri is known for his broad range of professional experience, as well as his passionate commitment to people and the profession. Uri specializes in stuttering, voice, learning and speech improvement; working with both children and adults. In his personal life, Uri enjoys mountain-biking, jumping-rope and spending time with his family (wife, 2 sons and twin girls).

BRIAN SMART, MD. is a Board Certified Allergist practicing in the west suburbs of Chicago.  He grew up in Bethesda, Maryland, then attended Washington University in St. Louis with dual majors in History and Biology.  He attended Duke University School of Medicine for his M.D., then trained at St. Louis Children’s Hospital for his residency in Pediatrics.  Dr. Smart competed his training with a fellowship in Allergy/Immunology at the University of Washington in Seattle.  Eventually, he moved to the Chicago area to practice Allergy/Immunology for pediatric and adult patients.  Dr. Smart has been very active in his specialty on a local and national basis and has held numerous leadership positions.  He has given countless academic and organizational presentations at local and national meetings, has a number of publications in peer-reviewed journals, and serves on several editorial boards of journals in Allergy/Immunology.  He also participates in clinical research and is the Medical Director of Clinical Research for DuPage Medical Group.  In his free time, he is an endurance sports enthusiast and has completed a number of challenging events including marathons, century-plus bike rides, 5K open water swims, and long-course triathlons, including one Ironman event.  Dr. Smart is a lifelong obvious stutterer.

KEN ST. LOUIS is a professor of speech-language pathology at West Virginia University. A Board Recognized Specialist and Mentor in Fluency Disorders, he has devoted his career to the field of fluency disorders. Over the past three and one-half decades he has presented more than 275 papers to professional audiences and published 120 articles, chapters, tests, books, or monographs. Ken is co-author/editor of Cluttering: A Clinical Perspective and is author of Living With Stuttering: Stories, Basics, Resources, and Hope and the Public Opinion Survey of Human Attributes–Stuttering. He has been instrumental in documenting coexistence of communication disorders, especially in cluttering and stuttering; he has been a leader in the effort to develop a consensus definition of cluttering and put it back on the map of communication disorders; he has recognized and popularized the importance of the personal stories of people who stutter, and he has led the effort to develop a standard measure of public attitudes toward stuttering that has been used around the world. In addition to research efforts, Ken has taught and mentored undergraduate and graduate students in the understanding and treatment of fluency disorders throughout his career. Finally, as a stutterer himself, he has been a leader of a chapter of the National Stuttering Association for more than a decade. Ken is a Fellow of the American Speech-Language-Hearing Association, recipient of the 1st Deso Weiss Award for Excellence in Cluttering, and West Virginia University research and service awards at the college and university levels.

BRUCE E. WAMPOLD is the Patricia L. Wolleat Professor of Counseling Psychology and Clinical Professor of Psychiatry at the University of Wisconsin—Madison.  He received his PhD from the counseling psychology program at the University of California, Santa Barbara, in 1981, and joined the University of Wisconsin–Madison faculty in 1991. He has been a faculty member in the counseling psychology programs at the University of California, Santa Barbara; the University of Utah in Salt Lake City; and the University of Oregon in Eugene. Prior to his doctoral studies, he was a junior and senior high school mathematics teacher, counselor, and coach. Currently, Dr. Wampold’s area of interest is in the efficacy of counseling and psychotherapy. He has published various meta-analyses and analyses of data from naturalistic settings that have demonstrated that the efficacy of psychotherapy emanates from the contextual features and not the specific ingredients. This work has culminated in the book The Great Psychotherapy Debate: Models, Methods, and Findings (2001). Recently, he has conceptualized psychotherapy as a healing practice embedded in historical and cultural contexts. His work has influenced the practice of psychotherapy through consultations with managed care companies and health care accrediting organizations as well as presentations to scientists and practitioners around the world. He served on the American Psychological Association (APA) Presidential Task Force on Evidence-Based Practice in Psychology; Performance Improvement Advisory Group, and Task Force on Advancing Practice. His research on psychotherapy and methodology has been published in Psychological Bulletin, Journal of Consulting and Clinical Psychology, Journal of Counseling Psychology, Journal of Clinical Psychology, and Journal of Affective Disorders, among others. Dr. Wampold is a licensed psychologist and a diplomate in counseling psychology of the American Board of Professional Psychology. He is the 2007 recipient of the APA Award for Distinguished Professional Contributions to Applied Research; the 2008 Lifetime Achievement Award, Section on the Promotion of Psychotherapy Science, Society of Counseling Psychology (Division 17 of APA); the 2010 Leona Tyler Award from the Society of Counseling Psychology, and the 2008 Distinguished Psychologist Award, Division 29 (Psychotherapy). He is an APA fellow of Divisions 12 (Society of Clinical Psychology), 17 (Society of Counseling Psychology), 29 (Psychotherapy), and 45 (Society for the Psychological Study of Ethnic Minority Issues); was vice president of the Society of Counseling Psychology for Scientific Affairs; and is past associate editor of the Journal of Counseling Psychology and of Behavioral Assessment.

J. Scott Yaruss, PhD, is a professor of Communicative Sciences and Disorders at Michigan State University. He has published more than 100 peer-reviewed manuscripts and more than 200 other papers on stuttering, and several clinical resources, including the Overall Assessment of the Speaker’s Experience of Stuttering (OASES), Early Childhood Stuttering: A Practical Guide, School-Age Stuttering Therapy: A Practical Guide, and the Minimizing Bullying program (all published by Stuttering Therapy Resources, Inc.).