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Applied Behavior Analysis
the science in which tactics derived from the principles of behavior are applied systematically to improve socially significant behavior and experimentation is used to identify the variables responsible for the behavior change.
provides the framework in which all instruction and teaching programs are derived.
The information gained from functional assessments drives all behavior support planning and reinforcement schedules
How is ABA used at LittleStar?
through empirically validated interventions to decrease behavior negatively affecting someone’s life and to increase behavior that makes them more independent and happy.
Reinforcement
immediate consequence that increases the likelihood that the behavior will occur again.
REINFORCEMENT INCREASES BEHAVIOR
2 TYPES OF REINFORCEMENT
Positive and negative reinforcement
Positive reinforcement
the occurrence of a behavior is followed by the addition of something, which results in an increase of the behavior
EX)
Example: A child finishes their homework and receives praise from their parent.
Explanation: The praise is added to the environment after the child completes their homework, making it more likely they will complete homework in the future.
Other examples: A child earns a sticker for completing a task, a toy for good behavior, or a treat for practicing a skill.
Negative Reinforcement
The occurrence of a behavior is followed by the removal of something adverse, which results in an increase of the behavior
EX) A child completes their homework and is then allowed to turn off their alarm clock, which was previously set to wake them up at a specific time.
Explanation:
The alarm clock was an aversive stimulus, and by completing their homework, the child escapes from that stimulus.
Other examples: a teacher taking away homework because the class was so well behaved. The students avoid the unwanted stimulus (homework) by exhibiting a wanted behavior.
Types of Reinforcers
edibles: food and Drink
tangibles: car, action figures, books electronic toys, puzzles, etc
Social: tickles, high 5s, peek a boo, piggyback rides, spins, priase
activities: trampoline, bubbles, wagon rides, singing songs, watching movies, swinging
breaks form work
stickers/ tokens
Unconditioned Reinforcement
Primary or unlearned Reinforcement. the effectiveness of the reinforcer does NOT depend on a history of learning. Necessary for survival of the species
EX) Water warmth, food, shelter, sex
Conditioned Reinforcement
Secondary or learned. A stimulus change that functions as a reinforcer because of PRIOR PAIRING which one or more other reinforcers
ex) music, praise, tokens, money
4 Factors that impacts the effectiveness of Reinforcment
Immediacy of reinforcement 2. Consistency of reinforcement 3. Magnitude of reinforcement 4. Motivation of the individual
immediacy of reinforcement
how quickly reinforcement is provided for that behavior (i.e. within 1 second)
contingency of reinforcement
based on when reinforcement is provided (ie given after a correct independent response)
magnitude of reinforcement
response effect and reinforcement have to be somewhat equal
ex) if you go to get the mail, then you can have a Reeses (good)
VS if you go to work all week, then you can have a Reese’s instead of money.
Motivation
what the individual is currently motivated by
2 Terms for WHEN to Reinforce
continuous VS. Intermittent
Continuous
every time the behavior occurs, reinforcement is delivered
ex) Vending Machine
EX) after every bite of chicken, the child gets a skittle.
Interrmittent
the behavior does NOT access the identified reinforcement every time, resulting in some occurrences of a behavior access reinforcement and others do not
ex) Slots machine
ex) the child might have to eat around 5-10 bites of chicken to get a skittle
A Reinforcement Schedule…
…dictates when and how a behavior in reinfroced.
must be strictly adhered to in order to be effective
Types of Reinforcement Schedules
Fixed Ration (FR_)
Fixed Interval (FI_ )
Fixed Time (FT_)
Variable Ration (RV_)
Variable Interval (VR_)
Variable Time (VT_)
Fixed Ratio
reinforcement is given after a SET NUMBER of responses
ex) an FR3 schedule means that a reinforcement will be given after EVERY 3 responses
Fixed= set number
Ratio= Behavior ONLY
Fixed interval
Reinforcement immediately follows the first response after a set amount of time
Ex) FI4 schedule means reinforcement will be given every 4 minutes
Fixed Time
Reinforcement is delivered after a specific amount of time.
ex) FT2 means reinforcement is delivered every 2 minutes, without regard to behavior
Time= time only
Variable Ratio
Reinforcement is given after an unpredictable number of responses
ex) a VR5 means reinforcement will be given around every 5 responses, ON AVERAGE
Variable interval
reinforcement immediately follows the frist response after an unpredictable amount of time
ex) VI3 means reinforcement wil be given around every 3 minutes on average
Variable Time
Reinforcement is delivered after an average amount of time
ex) VT8 reinforcement is delivered on average of 8 minutes (no behavior is needed)
Important reminders for Reinforcement Schedules
delivered reinforcement immediately after the desired behavior
only correct responses should earn reinforcement unless otherwise specified by BCBA
pair delivery of tangible reinforcement with behavior specific praise. Ex) “Great Job! That is a truck!”
2 Motivating Operations
Establishing Operations - EO
abolishing operations - AO
Establishing Operations
Value altering: increases the values of the reinforcer
behavior altering: increase behaviors that have been reinforced by a consequence in the past
THINK DEPRIVATION
we may be more interested in something that we haven’t had in a while (deprivation state)
EX) we would be very interested in a glass of water after working out in the hot sun without any.
Abolishing Operations
Value altering: decreasing the value of the reinforcer
behavior altering: decreasing behaivors that have been reinfroced by a consequence in the past
THINK SATIATION
we may be less interested in something that we’ve just had, or that we get all the time (satiation state)
EX) we would be less interested in a snack right after lunch
Behaviors that may indicate that motivation for a particular reinforcer is STRONG
reaching for the item
asking for the item
complies with demands
reluctance to terminate from item when reinforcement period ends
increasing problem behavior when time is up
actively engaging with reinforcer
Behaviors that may indicate that motivation for a particular reinforcer is WEAK
ignores you or reinforcer
does not follow demands
push the item away/ or walks away
tries to reach for a different item
incraese in problem behavior
how to VARY reinforcers
once you know some reinforcers of the child, vary and add to the list as often as possible
have the child choose what they want to work for prior to the less- ADD FIRST AND THEN STATEMENTS
varying reinfrocers help to keep the child motivated → more novel = more motivated
encourage the child to try other things/expose them to new things (yellow block ex)
new activities can become reinforcers
we want to avoid satiation of existing reinforcers
REINFORCEMENT VS. BRIBERY
:timing and intention is EVERYTHING
reinforcement increases appropriate behavior, while a bribe stops negative behavior in process
we should NEVER bribe our clients into doing what we want them to do
when the expectations for earning reinfrocement are discussed in advance, while the patient is engaging in appropriate behavior, we are simply describing a reinfrocement contingency
ex) whiel the patient is sitting appropriately at the table waiting for the next work session, say “when you earn all 5 of your tokens, you can play in the motor room OR if you stay on green during group, we can watch a movie”
when a discussion about reinforcement is prompted by an episode of inappropriate behavior (with the intent to imporive the bahavior), a bride has occurred.
ex) when your patient is refusing to eat their lunch and you says, if you eat all of your lunch, you can have some candy, OR while your patient is being non-compliant, you say, are we still working for the motor room?
Differential reinforcement
act of providing more reinforcement for better, more independent, or more appropriate responding
when to deliver differential reinforcement
Rapport
:friendly, harmonious relationship: characterized by argeement, mutual understanding, or empahty
makes communication possible & easier
rapport refers to the quality of the relationship between 2 individuals
rapport is established when social interaction is a conditioned reinforcer
Why is building Rapport often referred to as pairing?
Neutral Stimulus + Reinforcing Stimulus = Pairing
you become a conditioned reinforcer over time
What does good rapport look like?
Why is building a strong rapport important?
Prerequisites to building rapport
What behaviors lead to strong rapport?
Maintaining Rapport
Sings that you’re paired well
How to evaluate your rapport