Beyond “High-Functioning” and “Low-Functioning”

Have you ever been called “high-functioning” and felt like your struggles suddenly disappeared in someone else’s mind?

Or maybe you have heard someone described as “low-functioning” and noticed how quickly people start speaking about them instead of to them.

These labels are common, but they are not as helpful as people think. They try to summarize an entire autistic person in one phrase. But people are not simple enough for that. Autism is not a straight line from “mild” to “severe.” It is a whole spectrum of needs, strengths, sensitivities, communication styles, and lived experiences.

And those things can change depending on the day, the environment, the support available, and how much someone has been forced to mask.

What “high-functioning” really hides

When someone is called “high-functioning,” it often means their struggles are less visible to other people.

Maybe they can speak clearly.

Maybe they did well in school.

Maybe they have a job, make eye contact sometimes, or know how to copy the social rules well enough to get through the day.

But none of that means life is easy. A person can look calm in public and fall apart when they get home. They can be intelligent and still struggle to shower, cook, make phone calls, manage appointments, handle transitions, or recover from sensory overload.

This is why the label can be so painful. It can make support harder to ask for, because people assume, “You seem fine.”

But seeming fine is not the same as being supported.

What “low-functioning” really erases

When someone is called “low-functioning,” it often means their support needs are more visible.

They may not speak. They may use AAC. They may need help with daily living, movement, safety, communication, or emotional regulation.

But needing support does not mean someone lacks intelligence, feelings, preferences, humor, awareness, or dignity. Nonspeaking does not mean non-thinking. Needing daily care does not mean someone should lose their right to choice.

The danger of “low-functioning” is that people may stop looking for the person underneath the support needs.

• They may stop offering options.
• They may stop explaining what is happening.
• They may stop assuming the person understands.

And every autistic person deserves to be presumed worthy of communication, respect, privacy, and autonomy.

Support needs are not worth

The deeper problem with functioning labels is that they quietly rank people.

They can make it sound like being more verbal, more independent, more productive, or more able to mask makes someone “higher.” They can make it sound like needing more help makes someone “lower.”

That is not kindness. That is not accuracy. And it is not how human worth works.

An autistic person’s value is not measured by how easy they are for others to understand. It is not measured by whether they can work, speak, live alone, make eye contact, sit still, or hide their distress.

Support needs are not a character flaw. They are information.

And when we describe them clearly, we can actually help.

What to say instead

Instead of asking, “Are they high- or low-functioning?” try asking:

• What does this person need?
• Where do they need support?
• What helps them communicate?
• What overwhelms their nervous system?
• What makes them feel safe, respected, and included?

You can say:

• “They are autistic and need support with transitions.”
• “She is autistic, speaks fluently, and still needs help with sensory overload and burnout.”
• “He is nonspeaking and uses AAC to communicate.”
• “They need daily living support and should still be included in choices about their life.”
• “Their support needs change depending on the environment.”

This kind of language is more honest. It does not pretend one label can explain a whole person. It gives people useful information without turning someone’s needs into a ranking.

A gentler way forward

Language shapes how we see people.

When we call someone “high-functioning,” we may miss their pain.

When we call someone “low-functioning,” we may miss their personhood.

But when we talk about support needs, communication, context, and respect, we make room for the whole person to exist.

Autistic people do not need to be sorted into “high” and “low.”

They need to be listened to.

They need support that fits.

They need people to believe that their inner world matters, even when it does not look the way others expect.

And they deserve language that makes room for all of that.

You are not more worthy when your needs are invisible.

You are not less worthy when your needs are obvious.

You are a whole person either way.

Citations

Alvares, G. A., Bebbington, K., Cleary, D., Evans, K., Glasson, E. J., Maybery, M., Pillar, S., Uljarević, M., Varcin, K. J., Wray, J., & Whitehouse, A. J. O. (2020). The misnomer of “high functioning autism”: Intelligence is an imprecise predictor of functional abilities at diagnosis. Autism. https://journals.sagepub.com/eprint/FS5MZ3GT3SGMDI7GASHH/full

Autistic Self Advocacy Network. (2021). Functioning labels harm autistic people. https://autisticadvocacy.org/2021/12/functioning-labels-harm-autistic-people/

Centers for Disease Control and Prevention. Clinical testing and diagnosis for autism spectrum disorder. https://www.cdc.gov/autism/hcp/diagnosis/index.html