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Related Concept Videos

Associative Learning01:27

Associative Learning

Associative learning is a fundamental concept in behavioral psychology, wherein a connection is established between two stimuli or events, leading to a learned response. This process is critical in understanding how behaviors are acquired and modified. Conditioning, the mechanism through which associations are formed, can be divided into two main types: classical conditioning and operant conditioning, each elucidating different aspects of associative learning.
Classical conditioning, also known...
Classical Conditioning in Daily Life01:17

Classical Conditioning in Daily Life

Classical conditioning, a fundamental principle of associative learning, explains various phenomena observed in daily life, such as fear development, the placebo effect, taste aversion, and drug habituation. These applications demonstrate the profound impact of associative learning on human behavior and physiological responses.
John B. Watson and Rosalie Rayner famously demonstrated the development of fear through classical conditioning in their experiment with Little Albert. They paired the...
Avoidance Learning and Learned Helplessness01:14

Avoidance Learning and Learned Helplessness

Avoidance learning and learned helplessness are critical concepts in understanding behavioral responses to negative stimuli.
Avoidance learning occurs when an organism learns that a specific behavior can prevent an unpleasant outcome. For example, a student who receives a bad grade may start studying harder to avoid future poor grades. This behavior persists even when the negative outcome is no longer present. Avoidance learning is powerful because it maintains behavior in the absence of the...
Preparedness and Phobias01:09

Preparedness and Phobias

Human fear responses to certain stimuli, such as darkness, heights, deep water, and blood, can often arise despite the absence of direct negative experiences. This phenomenon is rooted in evolutionary psychology, which posits that humans have developed a predisposition to fear stimuli that historically posed significant survival threats. This predisposition, known as preparedness, suggests that early humans who developed a fear of potentially dangerous entities, such as venomous snakes and...
Observational Learning01:12

Observational Learning

Albert Bandura's observational learning, also known as imitation or modeling, occurs when a person observes and imitates another's behavior. It is a quicker process than operant conditioning. A well-known example is the Bobo doll study, where children who saw an adult acting aggressively towards the doll were more likely to act aggressively when left alone, compared to those who observed a nonaggressive adult. Many psychologists view observational learning as a form of latent learning because...
Principles of Classical Conditioning01:23

Principles of Classical Conditioning

Classical conditioning, as described by Ivan Pavlov, is a foundational concept in associative learning, where a neutral stimulus becomes capable of eliciting a conditioned response through association with an unconditioned stimulus. The process of acquisition, where this learning occurs, and the subsequent phenomena of contiguity, contingency, generalization, discrimination, extinction, and spontaneous recovery are crucial for a comprehensive understanding of classical conditioning.
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Related Experiment Video

Updated: Jul 1, 2026

Human Fear Conditioning Conducted in Full Immersion 3-Dimensional Virtual Reality
10:38

Human Fear Conditioning Conducted in Full Immersion 3-Dimensional Virtual Reality

Published on: August 9, 2010

Model-Free and Model-Based Learning in Human Fear Conditioning.

L E Stemerding1, A M V Gerlicher1, F L Reinhold1

  • 1Department of Clinical Psychology, University of Amsterdam, Amsterdam, the Netherlands.

Psychophysiology
|June 30, 2026
PubMed
Summary
This summary is machine-generated.

Fear conditioning research reveals distinct brain systems for learning. Skin conductance responses (SCRs) reflect model-based learning, while fear-potentiated startle (FPS) involves both model-free and model-based learning systems.

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Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Behavioral Science

Background:

  • Human survival depends on predicting threats and adapting behavior.
  • Distinct brain systems govern model-free (reflexive) and model-based (flexible) learning.
  • Understanding these systems is crucial for fear-reduction interventions.

Purpose of the Study:

  • To investigate whether fear-potentiated startle (FPS) and skin conductance responses (SCRs) reflect distinct learning systems.
  • To differentiate between model-free and model-based learning components in conditioned fear responses.
  • To enhance the translational value of fear-conditioning research for clinical applications.

Main Methods:

  • Three experiments (total n=131) used fear conditioning paradigms.
  • US devaluation/revaluation manipulations (instructions, electrode disconnection) decoupled experienced and expected values.
  • Examined instantaneous changes in conditioned responding to infer learning system involvement.

Main Results:

  • Skin conductance responses (SCRs) primarily reflected model-based learning.
  • Fear-potentiated startle (FPS) responses indicated involvement of both model-free and model-based learning.
  • Instantaneous changes in responding, prior to new experience, supported model-based updating.

Conclusions:

  • Common measures of conditioned fear, SCRs and FPS, are not interchangeable.
  • These measures tap into distinct learning systems within the brain.
  • Differentiating these systems is vital for accurate interpretation and effective clinical interventions for fear.