Get Involved: NSA-Approved Research Studies

Active & Previously Approved Stuttering Research Studies

The National Stuttering Association (NSA) reviews and approves stuttering-related research studies to help ensure ethical standards, transparency, and respect for people who stutter.

This page includes a regularly updated list of active stuttering research studies currently recruiting participants, as well as previously approved studies whose approval periods have concluded.

Inclusion on this list indicates that a study has been reviewed by the NSA Research Committee. It does not imply endorsement of specific findings or outcomes.

Active Stuttering Research Studies

(Currently approved and recruiting participants)

Research Title	Researcher(s)	Expires
Network Connectivity and Temporal Processing in Adolescents Who Stutter	Dr. Shanley Treleaven	2/23/2026
Audiovisual Integration in People Who Stutter	Dr. David Jenson	6/22/2026
Systematic client feedback in speech-language treatment	Dr. Kerry Ebert	6/5/2026
Development of authentic avatars for clinical education in stuttering	Dr. Shelley Brundage	6/5/2026
Social Anxiety, Worry, and the Experience of Stuttering	Dr. Seth Tichenor	6/5/2026
Genetic and metabolic bases of developmental stuttering	Dr. Joan Orpella	6/22/2026
Linguistic preferences in adults who stutter	Dr. Mahmoud Elsherif	10/16/2026
Fluency and Flow Study	Dr. Jeanne Nakamura	12/31/2026

If you have any questions about the research process or would like to know more about a specific project, please contact the NSARC Chair Angela Medina, Ph.D., CCC-SLP.

Previously Approved Recruitment Projects (2022–2025)

(Approval period has ended)

Research Title	Researcher(s)	Approved Until
Listener Perception and Childhood Stuttering	Haley Warner	5/01/2025
Quantifying Variability in Stuttering in the Real World	Dr. J. Scott Yaruss	6/14/2025
Social Network Analysis in Adults Who Stutter	Dr. Naomi Rodgers	6/14/2025
Impact of Support Group Conferences on Teens	Joy Kling	6/16/2025
AI Accessibility for People Who Stutter	Dr. J. Scott Yaruss	6/17/2025
Parent Survey: Preschoolers Who Stutter	Ryan Millager	10/22/2025
Real-Time Listener Reactions & Stuttering	Courtney Margulis	10/22/2025
Sequencing & Initiation in Speech Production	Dr. Frank Guenther	10/22/2025
Hope, Humor & Self-Stigma in Adults Who Stutter	Dr. Laura Plexico	10/22/2025
Stuttering Mindsets	Megan Arney	10/28/2025
An online compassionate imagery intervention for people who stutter/stammer: A feasibility study	Benjamin Farmer	9/30/2025
Rhythm Production and Processing in Children and Adults Who Stutter	Janina Boecher	10/22/2024
Exploring Sensorimotor and Interoceptive Awareness in Stuttering	Hazel Malcolm	10/22/2024
Multiple Stigmas, Social Identities, and Stuttering	Dr. James Mancinelli	10/22/2024
Temporal Processing in Adults Who Stutter	Samira Anderson	10/22/2024
Parents of Individuals Who Stutter: Experiences & Stages of Change	Sadaf Salehi	10/22/2024
Acknowledging Stuttering with Preschoolers	Dr. Cara Singer	10/22/2024
Social Isolation and the Experience of Stuttering	Seth Tichenor	10/22/2024
Transitions to Life After High School	Dr. Naomi Rodgers	06/22/2024
Migrants to the U.S. Who Stutter	Dr. Victoria Reynolds	06/20/2024
Effectiveness of a Mindfulness App	Juhee Kim	06/20/2024
Variability in Fluency and Psychological Impact	Eddie Brown	06/19/2024
Trait Mindfulness and the Experience of Stuttering	Megan Arney	06/19/2024
Anticipation of Stuttering and the PAiS	Robert Bies	02/22/2024
Understanding the Experience of Stuttering and Cluttering	Dr. J. Scott Yaruss	06/14/2024
Neural Oscillations and Speech Perception in Stuttering	Dr. Shanley Treleaven	06/20/2024
What Do People Who Stutter Want From Speech Therapy?	Matthew Phillips	07/24/2024
Linguistic and Cognitive Factors in Stuttering	Dr. Zoi Gkalitsiou	02/22/2024
Spanish-Language Support Group Study	Dr. Angela Medina	02/14/2024

For any questions about research, or to learn more about specific projects, please contact the NSARC Chair Angela Medina, Ph.D., CCC-SLP.