I recently had the pleasure of reading Autism and the Predictive Brain by Peter Vermeulen (2022), an insightful exploration into how the autistic brain operates differently in terms of processing information and making predictions. This new perspective has fascinating implications for how we, as therapists, parents, and educators, can better support individuals on the autism spectrum.
The Predictive Brain Model
Vermeulen’s work is based on recent neurological research that suggests our brains are constantly predicting what will happen next based on previous experiences. For neurotypical individuals, this means making everyday assumptions and expectations without much thought—predicting that a red light will turn green, that people will respond predictably in conversation, or that daily routines will unfold in familiar ways. This predictive ability helps us feel secure in an ever-changing world, reducing cognitive load and allowing us to make quick, intuitive decisions.
For people with autism, however, Vermeulen suggests that this predictive process doesn’t operate in quite the same way. Rather than making automatic predictions about the world, the autistic brain may struggle with anticipating what will happen next, especially in complex social environments. This can lead to feelings of uncertainty, anxiety, and even sensory overload, as the autistic brain may need to constantly interpret new information rather than rely on predictive shortcuts.
Why Predictive Processing Matters for Autism
In Autism and the Predictive Brain, Vermeulen explains that this difference in predictive processing may underlie many of the common traits associated with autism. Difficulties with change, a preference for routine, heightened sensory sensitivities, and challenges in social interactions might all be connected to an underlying need to reduce uncertainty in an unpredictable world.
For example:
- Resistance to change: When routines or familiar patterns change unexpectedly, an autistic person might find this especially challenging, as they can’t easily predict the outcome or adapt on the fly.
- Sensory sensitivities: If every sensory input—like bright lights or loud sounds—feels unpredictable, it can make certain environments feel overwhelming or even intolerable.
- Social challenges: The subtleties of social interaction, including reading facial expressions or interpreting tone, require complex predictive processing. If these cues don’t trigger automatic predictions, social interactions can feel confusing and unpredictable.
Understanding autism through this predictive lens helps explain why certain supports and adaptations are effective. For example, preparing someone with autism for changes in advance, offering predictability through structured routines, and creating sensory-friendly environments all contribute to reducing cognitive load and helping the individual feel more comfortable and secure.
How This Model Can Inform Therapeutic Approaches
Vermeulen’s predictive brain model gives therapists, parents, and educators new tools for supporting individuals on the spectrum by focusing on reducing unpredictability and enhancing clarity. Here are some practical ways to apply this approach:
- Provide clear, concrete expectations: Rather than using abstract or open-ended language, offering specific and clear instructions can help individuals with autism better understand and predict what’s expected. For example, instead of saying, “We’re going out later,” try “We’re leaving for the park at 3 pm.”
- Offer visual schedules and routines: Visual aids can reduce uncertainty, allowing individuals to anticipate what’s coming next. Visual schedules, step-by-step instructions, or checklists provide concrete references that reduce anxiety and make transitions easier.
- Use gradual introductions for new experiences: Gradual exposure to new environments or routines can help build familiarity and reduce unpredictability. For example, visiting a new place for short intervals or discussing a new routine in advance can help the person build confidence.
- Adjust sensory environments: Creating environments that provide control over or reduce sensory overload—through softer lighting, sound-dampening, or breaks for sensory regulation—can ease the cognitive demands of unpredictable stimuli.
Shifting the Focus from Deficit to Difference
One of the strengths of Vermeulen’s work is its shift from viewing autism solely as a deficit or “disorder” to recognising it as a different way of processing the world. By viewing autism through the lens of predictive processing, we move away from trying to “fix” or “normalise” autistic behaviours and instead focus on creating environments and supports that respect and work with these unique differences.
This perspective fosters a sense of acceptance and understanding, which is especially important for promoting emotional well-being and self-confidence in individuals on the spectrum. When we make the world more predictable and accessible, we empower those with autism to feel safer, more secure, and better able to engage with others and pursue their interests.
Final Thoughts
Autism and the Predictive Brain offers a transformative approach to understanding autism, highlighting the importance of predictability, routine, and clarity for individuals on the spectrum. By adapting our environments, communication, and support systems to reduce unpredictability, we can make a meaningful difference in the lives of autistic individuals. Vermeulen’s insights remind us that our goal should be to embrace and support the unique perspectives of those on the autism spectrum, empowering them to navigate the world with greater confidence and ease.
Whether you’re a therapist, educator, or parent, understanding the predictive brain model offers invaluable guidance on creating supportive, autism-friendly environments that make life more predictable—and ultimately, more enjoyable—for individuals on the spectrum.
Vermeulen, P. (n.d.). Autism and The Predictive Brain: Absolute Thinking in a Relative World. United Kingdom: Taylor & Francis.
