Teaching Individuals to Signal for Assistance in a Timely Manner.

The team worked with eight adults who could not speak and had severe intellectual disabilities. Each person got an adaptive switch that spoke the words "help me" when pressed.

Staff taught switch use first, then set up short tasks that were just hard enough to need help. If the adult hit the switch, staff jumped in right away. No press meant no help.

Every adult learned to hit the switch, but only half used it to ask for help. The other four kept trying the task alone or showed frustration without pressing.

The authors say extra practice with many different hard tasks might be needed for the second group.

Pierce et al. (1994) got grade-school students with delays to ask for help using a simple picture card. All of them succeeded. The adults in the new study had far more impairments, so the tech fix alone was not enough.

Carnett et al. (2020) taught preschoolers with autism to ask "where" questions on an SGD. Like the current study, every child learned the device, yet generalizing the question to new items needed extra teaching. Together the papers show: SGD training works, but plan for more exemplars.

Rojahn et al. (1994) boosted help requests in special-ed classrooms by delaying help until students asked. The 2012 study keeps the same logic but swaps the teacher cue for an electronic switch, proving the rule holds even when the learner cannot speak.

If you serve adults who are non-verbal and have severe ID, an adaptive switch plus SGD is worth trying, but expect splits in outcome. Build a long list of tricky tasks and probe early to see who needs more exemplars. Document each learner’s progress so you can add prompting or generalization steps before frustration sets in.