| name | pivotal-response-training |
| description | Use when implementing Pivotal Response Training (PRT) targeting motivation, responsivity to multiple cues, self-management, and self-initiations in naturalistic contexts, particularly for language, social, and play skills with learners with autism. |
Pivotal Response Training (PRT)
Pivotal Response Training is a naturalistic behavioral intervention derived from applied behavior analysis that targets "pivotal" areas of development — areas whose improvement produces widespread collateral changes across multiple untargeted behaviors. Developed by Robert and Lynn Koegel at the University of California, Santa Barbara, PRT is grounded in operant principles but delivered in the context of the learner's natural environment, interests, and initiations.
PRT emerged from the observation that traditional discrete trial approaches, while effective for isolated skill acquisition, often produced narrow learning with limited generalization. By targeting pivotal behavioral mechanisms rather than individual skills, PRT aims to produce broad, generalized improvements with greater efficiency.
The Four Pivotal Areas
1. Motivation
Motivation is the foundational pivotal area. When a learner is motivated to respond, learning accelerates across all domains. PRT employs specific strategies to enhance and maintain motivation:
Child choice: Allow the learner to choose materials, activities, and topics. When the learner selects the stimulus, they are more likely to be motivated to interact with it. The clinician follows the learner's lead rather than directing the interaction.
Turn-taking: Structure interactions so that the clinician and learner take alternating turns. This maintains the social nature of the interaction and creates natural opportunities for the learner to communicate (requesting a turn, commenting on the partner's turn).
Interspersing maintenance and acquisition tasks: Alternate between mastered (easy) tasks and new (challenging) tasks. This maintains a high rate of reinforcement, prevents frustration, and builds behavioral momentum. A common ratio is 3:1 or 4:1 (maintenance:acquisition).
Natural reinforcers: Deliver reinforcers that are directly and functionally related to the response. If the child says "car," they get to play with the car — not an unrelated edible or token. Natural reinforcers strengthen the functional relationship between the response and its consequence, promoting generalization.
Reinforcing attempts: Reinforce reasonable attempts at the target response, not just perfect responses. If the learner is working toward saying "cookie" and produces "kuh," reinforce the attempt. This keeps motivation high during shaping, prevents frustration, and maintains responding. The clinician differentially reinforces closer approximations over time while never extinguishing genuine attempts.
Varying tasks: Present a variety of tasks and stimuli within a session rather than massing trials on a single target. Task variation maintains novelty and engagement.
2. Responsivity to Multiple Cues
Many learners with autism demonstrate stimulus overselectivity — they respond to only one feature of a complex stimulus (e.g., responding to color only and not shape when both are relevant). PRT systematically teaches the learner to attend to and respond based on multiple stimulus features simultaneously.
Procedure:
- Present stimuli that vary on multiple relevant dimensions (e.g., "Find the big red truck" requires attending to size, color, and object)
- Reinforce only when the learner responds correctly to the compound stimulus
- Vary which dimensions are relevant across trials to prevent overselectivity to any single feature
- Gradually increase the number of relevant cues
Conditional discriminations: Teach responses that depend on multiple contextual cues. "Give me the spoon" in the context of eating requires different behavior than "Give me the spoon" in the context of a pretend cooking game. The correct response depends on both the verbal instruction and the situational context.
Clinical impact: Improved responsivity to multiple cues generalizes to academic tasks (reading comprehension requires attending to letters, context, punctuation), social situations (interpreting facial expression + tone of voice + words), and daily living (following multi-step instructions in varied contexts).
3. Self-Management
Self-management as a pivotal area refers to the learner's ability to monitor, evaluate, and regulate their own behavior without continuous external management. When a learner can self-manage, they become independent across settings and people — the ultimate goal of all ABA intervention.
Within PRT, self-management is taught by:
- Defining the target behavior in concrete, learner-understandable terms
- Teaching the learner to discriminate when the behavior is occurring vs. not occurring
- Providing a simple recording system (e.g., moving a token from one container to another each time the behavior occurs or does not occur during an interval)
- Teaching the learner to self-reinforce when they meet their goal
- Fading external monitoring while maintaining the self-management system
- Gradually increasing the criteria and fading the recording system itself
Key research finding: Self-management interventions in PRT have produced extended reductions in stereotypic behavior, improvements in social initiations, and increased independence across home, school, and community settings — often with maintained effects after the self-management system is faded (Koegel & Koegel, 1990).
4. Self-Initiations
Self-initiations are spontaneous, unprompted actions by the learner to seek information, start interactions, or engage with the environment. They represent a fundamental shift from responsive-only behavior (only answering questions, only performing when instructed) to proactive behavior.
Teaching self-initiations:
- Question asking: Teach the learner to ask "What's that?" (to acquire tacts), "Where is ___?" (to access items), "What happened?" (to obtain information), "Can I have ___?" (manding with social conventions)
- Seeking information: Teach the learner to approach others to ask for help, directions, or information
- Social initiations: Teach the learner to approach peers, invite others to play, comment on shared experiences, and start conversations
- Requesting clarification: Teach the learner to say "I don't understand" or "Can you show me?" when confused
Procedure:
- Create a natural context where the information/item is needed
- Use time delay — wait for the learner to initiate before providing the information/item
- If no initiation occurs, prompt the initiation (model the question or request)
- Reinforce the initiation with the natural consequence (answer the question, provide the item)
- Fade prompts while maintaining the natural contingency
Clinical significance: Self-initiations are among the strongest predictors of positive long-term outcomes for children with autism. Learners who initiate interactions show better social outcomes, more functional language, and greater community integration.
Naturalistic Implementation
Setting
PRT is delivered in the learner's natural environment — home, school, playground, community settings. It does not require a clinic or therapy room. Sessions occur during natural routines and play activities.
Following the Child's Lead
The clinician observes what the learner is interested in and uses that interest as the context for teaching. If the learner picks up blocks, the clinician targets language and social goals within the block activity. If the learner moves to the swing, teaching transfers to the swing context. The clinician does not redirect the learner to a predetermined activity.
Natural Reinforcers
Every reinforcer delivered in PRT is functionally related to the response:
- Child says "swing" → gets to swing (not a piece of candy)
- Child asks "What's that?" → gets the answer (satisfying the information-seeking MO)
- Child invites a peer to play → gets to play with the peer (social reinforcement)
This direct relationship between response and reinforcer is what drives generalization in PRT. The response-reinforcer relationship holds in any natural setting, not just the training context.
PRT and Language
Mand Training
PRT is particularly effective for teaching manding because it capitalizes on existing MOs:
- Identify what the learner wants (observe their behavior, follow their gaze)
- Create a situation where communication is necessary (hold the item, wait)
- Prompt a mand (vocal, sign, or AAC)
- Reinforce with the requested item/activity
- Reinforce attempts, not just perfect responses
Tact Training Through Natural Interactions
Label items and events the learner is attending to. Create shared attention moments ("Look, a dog!"). Ask questions about the environment during shared activities. The learner's interest provides the motivation to attend and respond.
Expanding Language
Once the learner is using single words, shape toward multi-word utterances within the same naturalistic framework. If the child says "ball," model "I want ball" and reinforce any expansion attempt. Gradually require longer or more complex utterances as the learner's repertoire grows.
PRT and Play Skills
PRT addresses play skill deficits by embedding play targets within preferred activities:
- Model play actions with the learner's chosen toys (functional play, symbolic play, pretend play)
- Use turn-taking to create opportunities for the learner to imitate and elaborate
- Reinforce play actions and play-related language naturally
- Gradually increase complexity: functional use → relational play → symbolic play → pretend play with narrative
PRT and Social Skills
Social skills are targeted through:
- Arranging the environment to promote peer proximity and interaction
- Teaching self-initiations (approaching peers, inviting, commenting)
- Using peer-mediated strategies alongside PRT (training peers in PRT-consistent techniques)
- Reinforcing social attempts (not just successful social exchanges) to maintain motivation
- Creating cooperative activities where social interaction is necessary for the preferred outcome
Parent and Caregiver Implementation
PRT is designed for caregiver implementation. Compared to highly structured clinic-based approaches, PRT's naturalistic format is more accessible for parents and can be embedded throughout daily routines:
- Teach parents the PRT motivation strategies during routine activities (mealtime, bathtime, play, errands)
- Use BST to train parents: instruction, modeling, practice with feedback
- Start with 1–2 motivational strategies, then add additional components
- Provide ongoing coaching through in-vivo feedback during parent-child interactions
- Research shows parent-implemented PRT produces significant gains in child communication and reduces parental stress (Koegel et al., 1996)
Data Collection in PRT
Because PRT is naturalistic and child-directed, data collection requires flexible methods:
- Percentage of opportunities: Number of correct/appropriate responses divided by total opportunities, per target skill
- Prompted vs. independent: Track whether responses are prompted or self-initiated
- Frequency of initiations: Count self-initiations per session or per time period
- Language samples: Record utterances during PRT sessions and analyze for MLU, diversity, spontaneity
- Video sampling: Record sessions and score behavior from video for research or supervision purposes
Evidence Base
PRT is classified as an evidence-based practice for autism by multiple review bodies:
- National Standards Project (National Autism Center, 2009, 2015): Established treatment
- National Professional Development Center on ASD: Evidence-based practice
- Supported by over 100 peer-reviewed studies across communication, social behavior, play, academics, and behavior reduction
Relationship to NET and Incidental Teaching
PRT shares many features with NET and incidental teaching — all are naturalistic, follow the learner's lead, and use natural reinforcers. PRT is distinguished by its explicit focus on the four pivotal areas as the organizing framework and its emphasis on motivation-enhancing strategies (reinforcing attempts, child choice, interspersing maintenance, natural reinforcers) as a cohesive package.
In practice, clinicians often integrate PRT strategies into NET sessions without rigid adherence to a single framework. The key is maintaining the core principles: follow the learner's motivation, teach in context, use natural reinforcers, target pivotal skills, and reinforce attempts.
Key References
- Koegel, R. L., & Koegel, L. K. (2006). Pivotal Response Treatments for Autism: Communication, Social, and Academic Development. Paul H. Brookes Publishing.
- Koegel, R. L., & Koegel, L. K. (2012). The PRT Pocket Guide: Pivotal Response Treatment for Autism Spectrum Disorders. Paul H. Brookes Publishing.
- Koegel, L. K., & Koegel, R. L. (1990). Extended reductions in stereotypic behavior of students with autism through a self-management treatment package. Journal of Applied Behavior Analysis, 23(1), 119–127.
- Koegel, R. L., Schreibman, L., Good, A., Cerniglia, L., Murphy, C., & Koegel, L. K. (1989). How to teach pivotal behaviors to children with autism: A training manual. University of California, Santa Barbara.
- National Autism Center. (2015). Findings and Conclusions: National Standards Project, Phase 2. National Autism Center.
- Mohammadzaheri, F., Koegel, L. K., Rezaee, M., & Rafiee, S. M. (2014). A randomized clinical trial comparison between pivotal response treatment (PRT) and structured applied behavior analysis (ABA) intervention for children with autism. Journal of Autism and Developmental Disorders, 44(11), 2769–2777.
