ABA Fundamentals

Using objects of obsession as token reinforcers for children with autism.

Charlop-Christy et al. (1998) · Journal of autism and developmental disorders 1998
★ The Verdict

Trade generic tokens for pictures of each child's obsession to raise work accuracy and lower problem behavior.

✓ Read this if BCBAs running token economies with autistic learners in schools or clinics
✗ Skip if Practitioners already embedding high-interest items as direct reinforcement

01Research in Context

01

What this study did

The team swapped regular plastic tokens for each child's favorite objects. One child loved trains, so train pictures became tokens.

They ran a multiple-baseline across kids with autism. Work accuracy and problem behavior were tracked each session.

02

What they found

Work accuracy jumped when kids earned their obsession objects instead of generic tokens. Problem behavior also dropped.

The change was clear for every child. The obsession tokens worked better than the usual ones.

03

How this fits with other research

Dougherty et al. (1996) first showed that brief access to obsession items plus a mild "no" cut problem behavior best. The 1998 study moves that idea into a token system.

Osnes et al. (1986) used object self-stim as direct reinforcement for work. Willemsen-Swinkels et al. (1998) turns those same objects into tokens, making the system easier to manage.

Fiske et al. (2020) found regular tokens only work for half of kids. Willemsen-Swinkels et al. (1998) shows one fix: use the child's own high-interest objects as tokens.

04

Why it matters

You can boost accuracy and cut problem behavior tomorrow by printing pictures of each child's favorite things. Use them as tokens instead of generic stars or coins. Trade in the tokens later for a bigger backup reinforcer. This simple swap costs nothing and fits any classroom or clinic.

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→ Action — try this Monday

Take a photo of each child's favorite item, laminate it, and hand it out as a token in your next session.

02At a glance

Intervention
token economy
Design
multiple baseline across participants
Population
autism spectrum disorder
Finding
positive

03Original abstract

We assessed the effectiveness of using objects of obsession as token reinforcers to increase task performance for children with autism. The use of obsessions as tokens (e.g., letter "A", a picture of a train) was compared with the use of typical tokens (e.g., stars, happy faces). A multiple baseline design across children with a reversal within child was used. Data were collected on percentage correct of task responses and on the occurrence of inappropriate behaviors during work sessions. Results indicated that percentage correct on task performance was higher when objects of obsession were used as tokens as opposed to when typical tokens were used. Concomitant decreases in inappropriate behaviors during work sessions were also noted. Results are discussed in terms of primary versus secondary reinforcement and the effects of saliency and novelty of the reinforcing stimuli.

Journal of autism and developmental disorders, 1998 · doi:10.1023/a:1026061220171