RBT Exam Prep · Topic 3 of 5

Behavior Reduction

Functions of Behavior · Extinction · DRA · DRI · DRO · DRL · Antecedent Strategies · Safety

Overview

Behavior reduction fundamentals and the RBT's role in implementing plans designed by the BCBA

Behavior reduction is the process of decreasing problematic behaviors that interfere with learning or quality of life. RBTs implement behavior reduction plans designed by their supervising BCBA — they do not design these plans. Understanding the function of behavior and correct implementation of procedures is essential.

⚙️ Operant Behavior

All behavior occurs for a reason — it is maintained by its consequences. Problem behaviors persist because they work (they get the client what they need). The BCBA identifies WHY the behavior is occurring (its function) through assessment, then designs a behavior intervention plan (BIP).

👤 RBT's Role in Behavior Reduction

RBTs implement the BCBA's behavior intervention plan (BIP) with fidelity. This includes responding consistently to target behaviors, implementing antecedent strategies, collecting ABC data, and ensuring client and staff safety.

📋 Behavior Intervention Plan (BIP)

A written document created by the BCBA that specifies: operational definition of target behavior, function of behavior, antecedent strategies, teaching replacement behaviors, response procedures, and safety protocols. RBTs follow the BIP exactly.

🔁 Replacement Behavior

A functionally equivalent behavior that serves the same function as the problem behavior but is more socially appropriate. Example: teaching "break please" (replacement) to replace hitting (problem behavior) that both serve the Escape function.

Functions of Behavior

Every behavior is maintained by one (or more) of four functions — remember SEAT

Function Acronym What Maintains Behavior Example
Sensory / Automatic S Internal stimulation; behavior is self-reinforcing Hand-flapping, rocking, finger flicking
Escape / Avoidance E Removal of aversive stimulus (task, person, situation) Crying to leave math class; hitting to end demands
Attention A Gaining social attention from others Yelling, tantrums when adult is busy
Tangible T Access to preferred items or activities Crying to get a toy; hitting to get a snack

SEAT Function Cards

Deep dive into each function and what it means for the RBT

🔊 Sensory (Automatic) Reinforcement

The behavior produces its own internal reinforcement — no social consequence is needed. Common with self-stimulatory behaviors (stereotypy). Difficult to treat with extinction since reinforcement comes from within the behavior itself.

🚪 Escape Function

The behavior is negatively reinforced — it removes or delays an aversive event (demands, tasks, people, sensory input). RBT recognizes that ending demands contingent on problem behavior reinforces it. Must follow through with demands as directed by BCBA.

👋 Attention Function

The behavior is positively reinforced by social attention — even negative attention (reprimands, scolding). RBT must respond to attention-maintained behavior as outlined in BIP (often: planned ignoring paired with DRA).

🎁 Tangible Function

The behavior is reinforced by gaining access to preferred items, activities, or food. RBT ensures the preferred item is not delivered contingent on the problem behavior, and teaches appropriate requesting (MAND) as the replacement.

ABC Data Collection

The foundation of functional assessment — RBTs collect, BCBAs analyze

📊 ABC Data Collection

Antecedent (what happened immediately before) → Behavior (objective description of what the client did) → Consequence (what happened immediately after). RBTs collect ABC data as directed. The BCBA uses these data to identify patterns and confirm/identify the function of behavior.

Extinction

Withholding the reinforcer that maintains behavior — function-matched implementation is critical

❌ Extinction

Withholding the reinforcer that maintains the problem behavior. If behavior is maintained by attention → withhold attention. If maintained by escape → do not allow escape. If maintained by tangibles → do not provide the item. The behavior is no longer reinforced, so it decreases over time.

💥 Extinction Burst

When extinction is first implemented, behavior often gets WORSE before it gets better (increases in frequency, intensity, or duration). This is EXPECTED and normal. The RBT must continue implementing extinction consistently through the burst. Capitulating during a burst makes it worse (intermittent reinforcement).

🔄 Spontaneous Recovery

After a behavior has been extinguished, it may suddenly reappear at a later time. This does not mean the extinction failed. The RBT continues implementing the extinction procedure, and the behavior typically extinguishes more quickly the second time.

🔕 Extinction of Sensory Behavior

Cannot simply withhold reinforcement for automatic/sensory behaviors since reinforcement is internal. Alternative: sensory extinction (block the sensory input), NCR (noncontingent access to sensory input), or provide alternative sensory activities.

Differential Reinforcement Procedures

Four types of differential reinforcement — know the differences and when each applies

Procedure Full Name What is Reinforced Target Example
DRA Differential Reinforcement of Alternative behavior A specific ALTERNATIVE behavior Reduce problem; increase alternative Reinforce "help" instead of grabbing
DRI Differential Reinforcement of Incompatible behavior A behavior physically INCOMPATIBLE with problem Reduce problem; increase incompatible Reinforce hands in lap (can't hit while doing this)
DRO Differential Reinforcement of Other behavior Absence of problem behavior for a time period Reduce problem behavior Reinforce if no hitting for 5 minutes
DRL Differential Reinforcement of Low Rates Behavior occurs BELOW a set criterion Reduce frequency of behavior Reinforce if interruptions ≤2 times per session

↔️ DRA vs DRI

DRA = alternative behavior (serves same function, more appropriate). DRI = incompatible behavior (physically cannot do both). DRI is a subtype of DRA. Example: teaching the client to fold their hands (DRI with hitting) vs. teaching to raise hand to get attention (DRA — alternative way to get attention).

⏱️ DRO Interval Types

Whole interval DRO: no problem behavior for the ENTIRE interval → reinforce. Momentary DRO: check at the END of interval; if behavior not occurring → reinforce. DRO interval resets if behavior occurs.

Punishment Procedures

Defined by effect on behavior (decrease), not by the nature of the consequence

📉 Punishment (Behavior Analytic Definition)

A consequence that DECREASES the future frequency of behavior. Not about pain or harm — defined by its effect on behavior. Positive punishment = adding an aversive stimulus. Negative punishment = removing a preferred stimulus. RBTs implement punishment procedures ONLY as written in the BIP by the BCBA.

➕ Positive Punishment

Adding something aversive contingent on behavior, which decreases the behavior. Examples: response interruption and redirection (RIRD), verbal reprimand, correction procedure. RBT uses ONLY procedures specified in the BIP.

➖ Negative Punishment

Removing something preferred contingent on behavior, which decreases the behavior. Examples: response cost (removing tokens), time-out from positive reinforcement. RBT implements only as specified in BIP and documents carefully.

Procedure Type Description
Response Cost −P Remove a specified number of tokens/points contingent on target behavior
Time-out from Positive Reinforcement −P Brief removal from access to reinforcement (note: excludes sensory/escape functions)
RIRD (Response Interruption & Redirection) +P Interrupt stereotypy/problem behavior, redirect to appropriate behavior
Overcorrection +P Restitution or positive practice following a problem behavior
Verbal Reprimand +P Clear, calm, brief statement of what is not appropriate

Antecedent Strategies

Proactive approaches that prevent behavior before it occurs

🛡️ Antecedent Interventions

Changes made BEFORE behavior occurs to prevent it or make it less likely. RBT implements as directed by BCBA. Antecedent strategies do not eliminate the function — they reduce motivation or opportunity for problem behavior.

⏰ Noncontingent Reinforcement (NCR)

Delivering reinforcement on a fixed time schedule regardless of behavior. Saturates the client's access to the reinforcer so problem behavior is less motivated. Example: provide attention every 2 minutes (regardless) to reduce attention-maintained SIB.

📈 High-Probability (High-P) Request Sequence

Presenting several easy, already-mastered requests before presenting a difficult (low-p) demand. Increases behavioral momentum and compliance with difficult tasks. Reduces escape-maintained problem behavior.

🏗️ Environmental Modifications

Remove antecedent triggers, modify task difficulty, adjust seating, reduce sensory triggers, provide visual schedules/warnings. The BCBA designs; the RBT implements and reports effectiveness.

Safety & Crisis Procedures

🚨 Safety / Crisis Procedures

RBTs must know and follow the crisis/safety plan in the BIP. This includes recognizing escalation signals, using prevention strategies, implementing safety procedures as trained (e.g., blocking, guiding away), protecting self and client, and notifying supervisor immediately after any crisis/safety incident. RBTs are NOT authorized to use physical management procedures they have not been trained on.

Practice Quiz

10 questions covering behavior reduction concepts — select an answer and check each one

Question 1 of 10
A child begins crying and screaming when math worksheets are presented. Each time, the teacher removes the worksheets and the crying stops. The MOST likely function of this behavior is:
Question 2 of 10
An RBT has been implementing extinction for a client's attention-maintained hitting. This week, the hitting has increased dramatically in frequency and intensity even though the RBT is consistently not providing attention. This is MOST likely:
Question 3 of 10
A client frequently grabs food from others to get access to preferred snacks. The BCBA designs a program to reinforce the client for saying "Can I have some?" instead. This is an example of:
Question 4 of 10
An RBT reinforces a client for keeping their hands folded in their lap (which physically prevents them from hitting). This procedure is:
Question 5 of 10
The BCBA instructs the RBT to remove one token from the client's token board each time they engage in property destruction. This is an example of:
Question 6 of 10
Before presenting a difficult demand, the RBT asks the client several easy questions they always answer correctly ("What color is this? What's your name? High five!"), then presents the hard task. This strategy is called:
Question 7 of 10
A client engages in repetitive hand-waving that is maintained by automatic/sensory reinforcement. Which extinction approach is MOST appropriate?
Question 8 of 10
The RBT delivers preferred items every 3 minutes throughout the session regardless of the client's behavior. This is:
Question 9 of 10
A client's tantrum behavior had been extinguished for 3 weeks. In today's session, the client suddenly has a brief tantrum despite no change in procedure. This is MOST likely:
Question 10 of 10
The ABC data the RBT collects shows that the client's hitting always occurs during transitions between activities, and adults consistently redirect the client to a quiet area after. The MOST likely function of hitting is:

Quiz Complete!

0/10
questions correct

Memory Hooks

Six memorable mnemonics and mental models to anchor key behavior reduction concepts

🪑
Four Functions of Behavior
"SEAT — why do they do it?"
Sensory, Escape, Attention, Tangible. Every problem behavior serves one (or more) of these four functions.
💥
Extinction Burst
"Things Get Worse Before Better — Hold the Line!"
When extinction begins, behavior often intensifies first. This is EXPECTED. Never give in during a burst — that creates intermittent reinforcement and makes it worse.
🔄
DRA vs DRI vs DRO vs DRL
"Alternative, Incompatible, Other (zero), Low"
DRA=reinforce ALTERNATIVE. DRI=reinforce INCOMPATIBLE (can't do both). DRO=reinforce ABSENCE (zero problem behavior). DRL=reinforce LOW rates.
➕➖
Punishment Types
"Add Aversive = +Punishment; Remove Preferred = −Punishment"
Positive punishment: add something bad (RIRD, reprimand). Negative punishment: remove something good (response cost, time-out). Both DECREASE behavior.
📅
NCR = Time-Based Reinforcement
"Give it BEFORE they ask for it badly"
Noncontingent reinforcement = deliver reinforcement on a schedule regardless of behavior. Saturates the MO so problem behavior loses its motivation.
🏃
High-P Sequence
"Easy, Easy, Easy — NOW the hard one"
Present several easy (high-probability) requests first to build behavioral momentum, then present the difficult demand. Reduces escape-maintained refusal.

Flashcards

Click any card to flip it — 8 cards covering key behavior reduction concepts

Question
What are the four functions of behavior (SEAT)?
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Answer
Sensory (automatic/internal reinforcement), Escape (remove aversive stimulus), Attention (social attention from others), Tangible (access to preferred items/activities). Every problem behavior serves one or more of these.
Question
What is an extinction burst and what should the RBT do?
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Answer
A temporary increase in the frequency, intensity, or duration of a behavior when extinction is first implemented. This is EXPECTED. The RBT must continue implementing extinction consistently — giving in creates intermittent reinforcement.
Question
DRA vs DRI — what's the difference?
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Answer
DRA: reinforce an ALTERNATIVE behavior (same function, more appropriate). DRI: reinforce a behavior that is physically INCOMPATIBLE with the problem behavior (can't do both at the same time). DRI is a subtype of DRA.
Question
What is DRO?
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Answer
Differential Reinforcement of Other behavior: deliver reinforcement after a set interval during which the target problem behavior did NOT occur. Reinforces the ABSENCE of the problem behavior. Two types: whole-interval DRO and momentary DRO.
Question
Positive vs negative punishment — definitions?
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Answer
Positive punishment: ADD an aversive consequence → behavior decreases. Negative punishment: REMOVE a preferred stimulus → behavior decreases. Both are defined by their EFFECT (decreasing behavior), not their content.
Question
What is noncontingent reinforcement (NCR)?
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Answer
Delivering reinforcement on a time-based schedule regardless of behavior. Reduces the motivation (MO) for problem behavior by providing free access to the reinforcer. Example: give attention every 2 minutes whether or not the client engages in attention-seeking behavior.
Question
What is spontaneous recovery?
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Answer
A temporarily extinguished behavior reappears without any change in conditions. Does not mean extinction failed. Continue the extinction procedure — the behavior typically extinguishes faster the second time.
Question
What is the High-P (high-probability) request sequence?
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Answer
Presenting several easy, well-established requests before presenting a difficult (low-p) demand. Builds behavioral momentum and reduces escape-motivated refusal. Example: "Touch nose" → "Clap hands" → "Give me five" → "Sit down and do math".
Study Advisor
Start with the four functions of behavior (SEAT mnemonic). Everything else in behavior reduction follows from understanding function. Learn to collect ABC data: what happened Before, the Behavior itself, and what happened After.
Study extinction (withhold reinforcer → behavior decreases), extinction bursts (expected — hold the line), and the four differential reinforcement types: DRA (alternative), DRI (incompatible), DRO (other/zero), DRL (low rates).
Master the distinction between positive and negative punishment, NCR as an antecedent strategy, spontaneous recovery, high-P request sequences, and how function determines which extinction and DR procedure to use.
High-yield: SEAT functions; extinction burst=expected increase, keep going; DRA=alternative; DRI=incompatible; DRO=reinforce absence; Response cost=negative punishment (remove tokens); NCR=time-based reinforcement regardless of behavior.
SEAT=4 functions; Extinction burst=hold the line; DRA=alternative; DRI=incompatible; DRO=zero/absence; DRL=low rate; Response cost=remove tokens (−P); NCR=time-based delivery; High-P=easy requests build momentum; Spontaneous recovery=expected, continue.