Preference for objects and activities is often fluid, changing due to satiation, time of day, environmental or other factors. A diverse assortment of potential reinforcers offers the greatest opportunity for effective intervention. Reinforcer and preference assessments provide valuable insight into the motivation of your learner. Reinforcer and preference assessments differ in what they measure. Preference assessments test the learner’s interest in objects or activities to identify potential reinforcers and reinforcer assessments measure the effects of utilizing those items or activities as reinforcers.
Token economy is a reinforcement strategy where generalized reinforcers (tokens) are exchanged for backup reinforcers.