A further evaluation of picture prompts during auditory-visual conditional discrimination training.
Picture prompts speed up auditory-visual conditional discrimination for kids with autism but do not create untrained tacts.
01Research in Context
What this study did
Goodwin et al. (2012) tested picture prompts during auditory-visual conditional discrimination training. Four children with autism learned to pick the correct picture after hearing a word.
The team used least-to-most prompting. They compared trials with picture prompts to trials without them. An alternating-treatments design showed which method worked faster.
What they found
All four kids mastered the listener task faster when picture prompts were added. The prompts gave an extra visual cue that helped them link the spoken word to the right picture.
Picture prompts did not help the children name the pictures later. Tacts did not emerge even though the listener skills improved.
How this fits with other research
Dittlinger et al. (2011) found the opposite effect. Pictures slowed sight-word reading for kids with autism. The tasks differ: reading needs kids to ignore the picture and focus on text, while the current study used pictures as helpful cues. The contradiction disappears when you look at the goal of each task.
Vedora et al. (2016) replicated the benefit. They also used picture prompts with autistic teens and saw faster receptive labeling. Both studies show pictures help when the goal is listener, not reader, skills.
Bergmann et al. (2023) extended the idea to tacts. They paired pictures with sounds and taught children to name what they heard. Adding pictures helped here too, but the target study did not see tact emergence. The difference is that Bergmann explicitly taught the naming response.
Why it matters
If a child struggles to match a spoken word to a picture, drop in a picture prompt during least-to-most prompting. You may see faster mastery of listener targets. Do not expect the same prompt to create untrained naming; plan separate speaker training if tacts are your goal.
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02At a glance
03Original abstract
This study was a systematic replication and extension of Fisher, Kodak, and Moore (2007), in which a picture prompt embedded into a least-to-most prompting sequence facilitated acquisition of auditory-visual conditional discriminations. Participants were 4 children who had been diagnosed with autism; 2 had limited prior receptive skills, and 2 had more advanced receptive skills. We used a balanced design to compare the effects of picture prompts, pointing prompts, and either trial-and-error learning or a no-reinforcement condition. In addition, we assessed the emergence of vocal tacts for the 2 participants who had prior tact repertoires. Picture prompts enhanced acquisition for all participants, but there were no differential effects on tact emergence. The results support a generality of the effect reported by Fisher et al. and suggest that a variety of learners may benefit from the incorporation of picture prompts into auditory-visual conditional discrimination training.
Journal of applied behavior analysis, 2012 · doi:10.1901/jaba.2012.45-737