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Related Concept Videos

Real-World Application of Classical Conditioning01:15

Real-World Application of Classical Conditioning

Classical conditioning not only includes the initial pairing of stimuli but also extends to more complex forms, such as higher-order conditioning. Higher-order conditioning involves creating associations beyond the primary conditioned stimulus, resulting in a chain of conditioned responses.
Higher-order, or second-order, conditioning occurs when a neutral stimulus becomes associated with an already established conditioned stimulus through repeated pairings. For instance, if a dog has been...
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 Conditioning01:18

Classical Conditioning

Associative learning, a core principle in behavioral psychology, involves forming connections between events and facilitating learned responses. This concept is vividly illustrated by classical conditioning, a process extensively studied by the Russian physiologist Ivan Pavlov. Pavlov's pioneering research on dogs' digestive systems led to the discovery that behaviors can be learned through association, laying the groundwork for classical conditioning.
Ivan Pavlov observed that dogs salivated...
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.
During the...
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...
Cause and Effect01:53

Cause and Effect

While variables are sometimes correlated because one does cause the other, it could also be that some other factor, a confounding variable, is actually causing the systematic movement in our variables of interest. For instance, as sales in ice cream increase, so does the overall rate of crime. Is it possible that indulging in your favorite flavor of ice cream could send you on a crime spree? Or, after committing crime do you think you might decide to treat yourself to a cone?

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Related Experiment Video

Updated: May 23, 2026

Visual Classical Conditioning in Wood Ants
05:46

Visual Classical Conditioning in Wood Ants

Published on: October 5, 2018

Conditioned [corrected] stimulus informativeness governs conditioned stimulus-unconditioned stimulus associability.

Ryan D Ward1, C R Gallistel, Greg Jensen

  • 1Department of Neuroscience, Columbia University, 1051 Riverside Drive, Box #87, New York, NY 10032, USA. rw2353@columbia.edu

Journal of Experimental Psychology. Animal Behavior Processes
|April 4, 2012
PubMed
Summary

Conditioned stimulus (CS) onset enhances learning when it signals reward timing. Mice learning speed, or associability, increased with information about reward, not precise timing.

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Area of Science:

  • Behavioral neuroscience
  • Learning and memory
  • Animal behavior

Background:

  • Conditioning protocols utilize conditioned stimuli (CS) to signal reinforcement (unconditioned stimulus, US).
  • In delay conditioning, CS onset provides information about the timing of the upcoming US.
  • Two key information sources are CS informativeness and temporal interval representation precision.

Purpose of the Study:

  • To investigate the differential impact of CS informativeness versus temporal precision on conditioned responding acquisition.
  • To determine how these factors influence CS-US associability in mice.

Main Methods:

  • Three experiments were conducted using mice in a delay conditioning paradigm.
  • Varied the informativeness of the CS (degree to which CS onset reduces expected time to US onset).
  • Manipulated the precision of temporal interval representation (temporal Weber fraction) and CS-US interval duration.

Main Results:

  • Conditioned responding acquisition rate (associability) increased proportionally with CS informativeness.
  • Fixing the duration of the US-US interval or the CS-US interval did not affect associability.
  • Equating information increase from C/T ratio and fixed CS-US duration confirmed informativeness drives associability.

Conclusions:

  • CS-US associability is primarily driven by the increased rate of reward signaled by CS onset (informativeness).
  • The precise representation of fixed temporal intervals plays a lesser role in the rate of conditioned responding acquisition.
  • Conditioned responding emerges as a temporally controlled behavior, influenced by predictive informational cues.