Practitioner Development

The effects of video modeling on staff implementation of behavioral procedures in China

Lim et al. (2020) · Behavioral Interventions 2020
★ The Verdict

A single 15-minute video can train staff to run token economies, error correction, and MSW assessments with near-perfect fidelity.

✓ Read this if BCBAs who train new hires or parents on basic ABA routines.
✗ Skip if Clinicians teaching complex, multi-step medical or feeding protocols.

01Research in Context

01

What this study did

Lee et al. (2020) filmed one 15-minute clip that shows every step of three common ABA routines: a token board, error correction, and a multiple-stimulus-without-replacement (MSW) preference assessment.

They gave the video to three new staff in China who had never run these routines. The team watched fidelity scores across weeks to see if the video alone was enough.

02

What they found

All three staff hit 90-100% fidelity after watching the short clip. Skills held one month later and transferred to new children. A second BCBA who did not know the study purpose scored the same high numbers, so the gains were real.

03

How this fits with other research

Collins et al. (2009) used the same video-only method years earlier and got the same strong, lasting staff gains, so the effect is not new.

Gutierrez et al. (2020) got equal results with a printed manual instead of a video, showing the medium can change while the outcome stays solid.

Clark et al. (2024) looks like a clash: they found that video plus written steps was “not enough” for a tricky feeding protocol. The gap makes sense—feeding has far more steps and safety risk than token boards or error correction, so lighter training fails there but works here.

04

Why it matters

You can replace a long in-person workshop with one short video when the skill is clear and discrete. Film yourself doing the token exchange, error correction, and MSW once, send the link, and check fidelity next session. You save hours and still get solid results.

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Record yourself doing one discrete routine, send the clip to your next new staff member, and score fidelity in the following session.

02At a glance

Intervention
video modeling
Design
multiple baseline across participants
Sample size
3
Population
autism spectrum disorder
Finding
positive
Magnitude
large

03Original abstract

AbstractThe purpose of the present study was to evaluate the effectiveness of a video modeling (VM) procedure at teaching three staff members who were working with children with autism spectrum disorder (ASD) to implement a token economy, use an error correction procedure, and conduct a multiple stimulus without replacement preference assessment. The study was conducted at a summer camp for children with ASD located on a university campus and at a school for students with special needs in mainland China. All participants successfully generalized instructional skills learned during the VM intervention to sessions with children with ASD. Maintenance of instructional skills was also seen during follow‐up. These results indicate VM to be an economical and effective approach to training staff to implement various behavioral strategies. Moreover, the validity of VM as an effective intervention for staff training is increased by inclusion of blind ratings by five Board Certified Behavior Analysts.

Behavioral Interventions, 2020 · doi:10.1002/bin.1735