Study Overview

The Speech, Voice, and Communication Study investigates how brain and behavioral differences contribute to speech, voice, and communication in individuals with autism spectrum disorder (ASD). Speaking and vocal expression are among the most affected areas in ASD, yet the mechanisms linking auditory processing, motor control, and communication remain poorly understood.

Participants ages 8–17, with fluent or developing spoken language, complete speech, voice, and developmental assessments along with noninvasive brain imaging (MRI and MEG). By comparing individuals with and without ASD, we aim to identify neural and sensorimotor markers of speech and voice control, improving understanding of the biological pathways underlying communication differences in autism.

Insights from this work will inform the development of future supports and interventions for individuals with neurodevelopmental speech and voice differences.

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(Participants must have no metal in the body to take part in MRI or MEG.)

Study Procedure

1. Neuropsychological & Autism Diagnostic Assessment

Children and parents participate in surveys and activities to assess children's cognitive function and behaviors related to autism. Two appointments of 5 hours each with some weekends and holidays available.

2. Magnetic Resonance Imaging (MRI) Scan

Children's brain structure and activity are measured in an MRI scanner. One appointment of 2 hours.

3. Magnetoencephalography (MEG) Scan

Children's brain activity is measured while doing simple tasks in an MEG scanner. One appointment of 2.5 hours.

Children's brain activity is measured while doing simple tasks in an MEG scanner. One appointment of 2.5 hours.