William D. Parry, Esq., CCC-SLP

A licensed speech-language pathologist and trial lawyer, with 25 years experience in stuttering support and advocacy.

E-mail William Parry at stutteringtherap@aol.com for further information or to arrange a free consultation.

Free initial consultations by telephone or over the Internet via Skype, including video consultations by webcam.

Stuttering therapy and counseling by Mr. Parry is available in person in Philadelphia, Pennsylvania,  and over the Internet via Skype™ (subject to applicable law).

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Last modified July 14, 2010.



William D. Parry, Esq., M.A., CCC-SLP

Licensed Speech-Language Pathologist and Trial Lawyer and

Author of Understanding & Controlling Stuttering: A Comprehensive New Approach Based on the Valsalva Hypothesis )



Beating Stuttering Blocks

A Self-Help Strategy for Defeating Stuttering Blocks by Valsalva Control


Excerpts from a workshop on Valsalva Stuttering Therapy presented at the National Stuttering Association’s Annual Conference and Research Symposium -Scottsdale, Arizona, July 2009. by





Part 1: The Kind of Stuttering This Workshop Is About; Introduction to Normal Speech.

Part 2:  The Valsalva Mechanism; The Valsalva Hypothesis.

Part 3: Neuromotor Tuning; The Valsalva-Stuttering Cycle

Part 4: The Valsalva-Stuttering Cycle’s Relevance to Therapies; Introduction to Valsalva Control.

Part 5: Valsalva Control Exercises; The Fluency Cycle

Part 6 (Conclusion): Voluntary Valsalva Exercise; Discussion.




This presentation is not intended to be a substitute for individual diagnosis and treatment by a qualified speech-language pathologist or other appropriate medical specialist.