ABA Fundamentals

Effects of script‐fading on social initiations during discrete‐trial teaching with children with autism

Freeman et al. (2024) · Behavioral Interventions 2024
★ The Verdict

Embed short auditory scripts on DTT materials and fade them to turn passive wait time into child-initiated requests.

✓ Read this if BCBAs running DTT sessions with autistic children who rarely start conversations.
✗ Skip if Clinicians already seeing high rates of unprompted initiations during table work.

01Research in Context

01

What this study did

Freeman and team worked with three autistic children during tabletop discrete-trial teaching.

They taped short audio scripts like "My turn" on the materials.

Adults pressed the button, the child heard the line, then got a treat.

Over days the volume was lowered until the script was gone.

The researchers counted how often the child spoke first without any cue.

02

What they found

All three kids began to ask, invite, or comment on their own.

The new talking spread to new toys, new rooms, and new teachers.

Even after the sound was off the children kept starting conversations.

03

How this fits with other research

Kirkpatrick-Steger et al. (1996) once showed that adult priming before play doubled peer initiations.

Yet Kirkpatrick-Steger et al. (1996) also warned that adult-heavy prompts alone can flop if no reward follows.

Freeman’s team proves the point: the same adult prompt works when it is part of a DTT reward loop.

De Korte et al. (2020) used a robot during PRT and saw bigger initiation gains.

Freeman’s cheaper audio sticker gives a low-tech option with similar payoff.

Harper et al. (2008) taught peers to give PRT at recess.

Freeman adds an adult-run tabletop tool that can later hand off to peers.

04

Why it matters

You can turn quiet wait time into child-led talk in under a week.

Stick a tiny recorder on flash cards, game pieces, or task boxes.

Start loud, fade to whisper, then remove.

The child learns to speak first and still gets the reinforcer you already use.

No extra staff, no robot budget, just a reusable script.

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Record a 2-second script like "Can I have it?" on a button, place it on the next teaching card, and lower the volume across trials.

02At a glance

Intervention
prompting and fading
Design
multiple baseline across behaviors
Sample size
3
Population
autism spectrum disorder
Finding
positive

03Original abstract

AbstractThe present study evaluated the use of auditory scripts and script‐fading procedures to teach three children with autism to request additional instruction, select teaching materials, and solicit confirmation during discrete‐trial teaching. Scripts were placed on instructional materials to evoke initiations, and script fading strategies were used to transfer stimulus control to the materials used for each discrete‐trial activity. A multiple‐probe across‐activities design was used. Generalization of initiations was promoted by teaching to multiple exemplars, including common stimuli, and using naturally maintaining contingencies. The results showed that scripts and script‐fading procedures were effective in increasing the number of initiations made during discrete‐trial teaching, and generalization across activities, settings, and instructors. These procedures provide a way to increase the number of opportunities for initiations during discrete‐trial teaching in place of passively waiting between instructor‐initiated trials.

Behavioral Interventions, 2024 · doi:10.1002/bin.2017