ABA Fundamentals

Differential outcomes training improves face recognition memory in children and in adults with Down syndrome.

Esteban et al. (2014) · Research in developmental disabilities 2014
★ The Verdict

Linking each correct face to its own small prize sharply boosts face memory in clients with Down syndrome.

✓ Read this if BCBAs teaching discrimination or social skills to learners with Down syndrome or other intellectual disabilities.
✗ Skip if Practitioners working only on vocal or gross-motor targets where visual memory is not part of the lesson.

01Research in Context

01

What this study did

Sparaci et al. (2014) tested a simple twist on reinforcement. Each correct face got its own special reward. One face meant a sticker, another meant a piece of cereal.

They ran the game with kids and adults with Down syndrome. They also tested neurotypical children. Everyone tried the same face-memory task under two rules: unique reward or same reward every time.

02

What they found

Face memory shot up when each face had its own prize. Both the Down-syndrome group and the typical kids scored better with the unique-reward setup.

The gains were large enough to matter in everyday teaching. Memory improved right away during the session.

03

How this fits with other research

De Meyer et al. (2021) saw the same boost in kids with ADHD. Unique rewards erased their learning gaps and brought scores up to typical levels. The pattern repeats: special reinforcer for each correct choice equals better learning.

Neuringer et al. (2007) looks like the opposite story. They found children with Down syndrome were worse at reading facial emotions. Laura’s group shows the same population can improve on face tasks when the reward structure is tweaked. The tasks differ—emotion recognition versus memory—so the papers don’t truly clash.

Y-Ting et al. (2017) used computer visual training and also improved perception in Down syndrome. Laura’s study adds that a low-tech reward change, not fancy software, can deliver a quick memory win.

04

Why it matters

If you teach matching, safety signs, or social skills that rely on remembering faces, swap in unique rewards. Give one picture a high-five, another a skittle. The small change can unlock better performance in clients with Down syndrome without extra equipment or hours.

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Pick two photos your client needs to learn; assign each a different edible or toy reinforcer and run three quick trials.

02At a glance

Intervention
differential reinforcement
Design
alternating treatments
Population
down syndrome, neurotypical
Finding
positive

03Original abstract

Previous studies have demonstrated that the differential outcomes procedure (DOP), which involves paring a unique reward with a specific stimulus, enhances discriminative learning and memory performance in several populations. The present study aimed to further investigate whether this procedure would improve face recognition memory in 5- and 7-year-old children (Experiment 1) and adults with Down syndrome (Experiment 2). In a delayed matching-to-sample task, participants had to select the previously shown face (sample stimulus) among six alternatives faces (comparison stimuli) in four different delays (1, 5, 10, or 15s). Participants were tested in two conditions: differential, where each sample stimulus was paired with a specific outcome; and non-differential outcomes, where reinforcers were administered randomly. The results showed a significantly better face recognition in the differential outcomes condition relative to the non-differential in both experiments. Implications for memory training programs and future research are discussed.

Research in developmental disabilities, 2014 · doi:10.1016/j.ridd.2014.03.031