When the ears speak: What new research reveals about autism, hearing, and sensory processing

Introduction

Why listening matters more than we ever realised — and how the Tomatis® Method supports children and adults on the autism spectrum.

A newly published review in Current Developmental Disorders Reports (May 2026) titled “When the Ears Speak: Otorhinolaryngological Clues in Autism Spectrum Disorder” brings fresh clinical attention to something the Tomatis® community has understood for decades: the ear is far more than an organ of hearing — it is central to how we process, integrate, and respond to the world around us.

The researchers reviewed a growing body of evidence showing that auditory, sleep, smell, and taste differences are not incidental in Autism Spectrum Disorder (ASD). They are frequent, clinically meaningful, and deeply interconnected with behaviour, communication, and wellbeing.

What the research shows

The review highlights several findings that resonate strongly with the principles behind the Tomatis® Method:

• Auditory hypersensitivity (hyperacusis) affects approximately 37% of individuals with ASD.
• Sleep disturbances are reported in 50–80% of autistic children — far higher than the 9–50% seen in neurotypical peers.
• Central auditory processing differences are common, even when peripheral hearing is normal. Children may struggle to filter sound, follow speech in noisy environments, or organise auditory information.
• Olfactory and gustatory sensitivities contribute to food selectivity in roughly two-thirds of autistic children.
• These features reflect broader sensory integration differences, not isolated problems.

The authors emphasise that these manifestations should be understood within an integrated sensory and neurobiological framework — exactly the perspective that underpins the Tomatis® approach.

A Key Insight: Central Auditory Processing

One of the most important points raised in the review is that hearing difficulties in autism often go beyond the ear itself. Many autistic individuals have normal audiograms but still struggle to:

• Discriminate between sounds
• Process the timing of speech
• Maintain auditory attention
• Understand speech in noisy environments

This is central auditory processing — how the brain organises and makes sense of sound. The review notes that these differences may contribute to language delays, communication challenges, and behaviours that are sometimes misinterpreted as inattention or noncompliance.

“These features are not explained by peripheral hearing deficits alone and require specific assessment approaches targeting central auditory function.” — Silva Brunel Alves et al., 2026

How the Tomatis® Method aligns

The Tomatis® Method is a neurosensory listening programme designed to retrain how the brain perceives and processes sound. Rather than treating the ear in isolation, Tomatis® works with the ear–brain connection, supporting:

• 🎧 Auditory regulation — helping the nervous system tolerate and organise sound more comfortably, which may support those experiencing hyperacusis.
• 🧠 Central auditory processing — training the brain to discriminate, sequence, and integrate auditory information.
• 💤 Sleep and arousal regulation — by stimulating pathways connected to the vagus nerve and autonomic nervous system, listening therapy may support calmer states and better sleep.
• 🗣️ Communication and language — strengthening the auditory foundations underlying speech and social engagement.
• 🌿 Sensory integration — addressing the broader sensory profile rather than isolated symptoms.

The 2026 review concludes that a multidisciplinary, integrated approach is essential — one that recognises autism as a sensory experience as much as a behavioural one. This is precisely the philosophy Dr Alfred Tomatis pioneered more than 60 years ago.

What this means for New Zealand families

If your child experiences any of the following, it may be worth exploring how listening therapy can help:

• Covers ears in noisy environments or seems distressed by sound
• Has difficulty following instructions in busy settings (e.g., classrooms)
• Struggles with sleep onset, night waking, or restorative sleep
• Shows significant food selectivity tied to smell, taste, or texture
• Experiences communication delays despite normal hearing tests

The science is catching up to what listening-based interventions have been demonstrating for years: when we support the ear, we support the whole person.

Ready to explore?

At Tomatis New Zealand, we offer personalised listening programmes grounded in decades of clinical experience and increasingly supported by current research. Get in touch to learn whether the Tomatis® Method may be right for your child or family member.

Maria Moell Lundqvist
Tomatis® Licensing Consultant New Zealand

Suggested next step:

• Book a free chat with me to discuss your situation.
• Attend a live presentation about Auditory Processing and Tomatis®.
• Book a Tomatis® Initial Assessment with a Practitioner who works with adults and Tomatis® Maestro, our latest equipment, to discover how Tomatis® can help.

Reference:

Silva Brunel Alves A, Ebs MFP, da Silva Daros F, et al. When the Ears Speak: Otorhinolaryngological Clues in Autism Spectrum Disorder. Current Developmental Disorders Reports. 2026;13:9. https://doi.org/10.1007/s40474-026-00355-4