Facilitating the emergence of intraverbal tacts in children with autism spectrum disorder: A preliminary analysis
Master six small verbal pieces first—then kids with autism give you intraverbal tacts for free.
01Research in Context
What this study did
Rodriguez et al. (2022) worked with children with autism.
They first taught six small skills, like naming items and answering simple questions.
When all six skills reached mastery, the team watched to see if the kids could now say what something was called when they heard its name—an intraverbal tact.
What they found
Every child produced the new intraverbal tacts without extra teaching.
The kids only needed the six mastered parts; no new drills were required.
At least four of the six parts seemed necessary for the jump to happen.
How this fits with other research
Aragon et al. (2024) copied the same plan and got the same jump, but added a quick fix. When a child had the six parts yet still stayed quiet, two short steps that sharpened listening skills finished the job.
Smith et al. (2016) and LaLonde et al. (2020) also saw new intraverbal answers pop up, but they used bingo games instead of the six-part pack. Same outcome, different road.
Walpole et al. (2007) warned that most old programs skip checks for divergent control. Rodriguez’s six-step list builds those checks in, so the new talk stays flexible.
Why it matters
You can add this six-skill chain to your verbal program this week. Run the probes, master each piece, then pause and test for the new intraverbal tacts before you write extra lessons. If the child stalls, borrow Aragon’s two listening fixes instead of starting over. This saves hours and keeps the kid moving.
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02At a glance
03Original abstract
Intraverbal tacts are an example of multiply controlled verbal behavior. More specifically, they are verbal responses under control of both a nonverbal (visual) stimulus (e.g., a green ball) and a verbal (auditory) stimulus (e.g., "What color?" vs. "What shape?"). Studies have shown that verbal behavior training can be arranged in a way that would lead to the emergence of other verbal operants, including multiply controlled (convergent) intraverbals. Our study sought to evaluate the relevance of a specific set of component skills on the emergence of intraverbal tacts in children with an autism spectrum disorder. Intraverbal tacts were observed only when all component skills were mastered, suggesting that this set of skills was sufficient to produce emergent verbal performance. Preliminary data were obtained on the necessity of 4 of the 6 component skills and tentatively suggest that they may be necessary to produce emergent intraverbal tacts, at least under some conditions.
Journal of Applied Behavior Analysis, 2022 · doi:10.1002/jaba.898