Guide
When selective mutism affects more than speech
A guide to the freeze response and the ways selective mutism can affect speech, movement, gestures, facial expression, and participation.
Braverly Health
4 minute read
The person may know exactly what they want to do
Selective mutism is often described as being unable to speak in certain situations. For some people, anxiety also interferes with movement, gestures, facial expression, writing, or making a choice. They may describe knowing the answer while feeling that their voice and body will not cooperate.
From the outside, this can look like a blank expression, looking away, staying very still, delayed movement, or not taking a paper or device that has been offered. These observations do not establish intent. The person may be experiencing an involuntary freeze response rather than refusing to participate.
Nonverbal communication is not automatically easy
Pointing, nodding, writing, and typing can be useful access methods, but they still involve being noticed and responding in front of another person. Someone who can write freely at home may be unable to write an answer while a teacher waits. Another person may nod to a familiar adult but be unable to move when several people are watching.
Offer options without assuming that one must work. A neutral prompt such as “You can tell me, point, write, or we can come back to it” provides several paths and removes the need to explain in the moment. For essential communication, agree on a reliable backup before it is needed.
Observe the whole communication response
Notice speech, gestures, movement, facial expression, initiation, response time, and ability to remain in the activity. Also note who was present, what was asked, whether the interaction was expected, and whether the person had time to prepare. The same person may have very different access in a quiet planned activity and a public unexpected question.
Use concrete language: “looked toward the choice cards but did not reach for one for about thirty seconds” is more useful than “would not choose.” Concrete observations help the person and treatment team identify a workable starting point.
How another person can respond
Stay calm and continue to treat the person as part of the interaction. Reduce the number of questions, allow a genuine pause, and avoid repeating the prompt with increasing urgency. Accept the communication method that is available. If no response is accessible, name a next step without criticism, such as returning to the question later or using a previously agreed backup.
Do not praise speech so intensely that it becomes a public event. Specific, low key acknowledgment of the action can be more useful: “You showed me which one,” or “You asked the question we practiced.” The goal is growing access and independence, not performing on demand.
When to bring this into treatment
Tell the clinician if the person often becomes physically still, cannot use alternate communication, or has difficulty signaling pain, safety concerns, or basic needs. These details may change the practice plan. The clinician can build steps that include movement, initiation, gestures, or using a communication tool before expecting speech.
The team should also consider other speech, language, developmental, sensory, motor, or mental health needs when the pattern is broader or occurs across settings. Selective mutism can coexist with other conditions, and support should address the full picture.
Putting this into practice
Choose one recent situation and describe what happened across six areas: speech, movement, gestures, facial expression, response time, and participation. Add the people, place, activity, and level of preparation. Then identify one response from the adult that appeared to help or make the moment harder.
Share the observation with the person when appropriate and ask what the moment felt like from their perspective. Use the combined information to choose a smaller, more accessible step for the next similar situation.
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