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Related Concept Videos

Cognitive Learning01:21

Cognitive Learning

Cognitive learning is based on purposive behavior, incidental learning, and insight learning.
E. C. Tolman's theory of purposive behavior emphasizes that much behavior is goal-directed. He argued that to understand behavior, we must look at the entire sequence of actions leading to a goal. For instance, high school students study hard, not just due to past reinforcement but also to achieve the goal of getting into a good college.
Tolman introduced the idea that behavior is influenced by...
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...
Evolutionary Psychology01:20

Evolutionary Psychology

Evolutionary psychology explores the origins of human behavior and mental processes by framing them within the context of natural selection, a theory famously propounded by Charles Darwin. This field asserts that many behaviors common across human societies — ranging from instinctive fear reactions to complex social interactions — arose as evolutionary adaptations. These adaptations enhanced the survival and reproductive success of our ancestors, thereby becoming embedded in the human psyche...
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...
Purposive Learning01:22

Purposive Learning

E. C. Tolman emphasized the purposiveness of behavior — the idea that much of our behavior is goal-directed. For instance, employees who aim for a promotion work diligently to meet their targets. Tolman argued that when classical conditioning and operant conditioning occur, the organism acquires certain expectations. In classical conditioning, a child might fear a dog because they expect it to bite. In operant conditioning, a person might consistently work overtime because they expect a bonus...
Synteny and Evolution02:31

Synteny and Evolution

John H. Renwick first coined the term “synteny” in 1971, which refers to the genes present on the same chromosomes, even if they are not genetically linked. The species with common ancestry tend to show conserved syntenic regions. Therefore, the concept of synteny is nowadays used to describe the evolutionary relationship between species.
Around 80 million years ago, the human and mice lineages diverged from the common ancestor. During the course of evolution, the ancestral chromosome underwent...

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Assessment of Social Cognition in Non-human Primates Using a Network of Computerized Automated Learning Device (ALDM) Test Systems
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The apes' edge: positional learning in chimpanzees and humans.

Ansgar D Endress1, Sarah Carden, Elisabetta Versace

  • 1Department of Linguistics, Harvard University, 33 Kirkland St, Cambridge, MA 02138, USA. ansgar.endress@m4x.org

Animal Cognition
|December 17, 2009
PubMed
Summary

Both chimpanzees and humans primarily learn sequences by remembering item positions, not statistical patterns, after brief exposure. This suggests a shared, default memory mechanism for sequence encoding in both species.

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Area of Science:

  • Cognitive Science
  • Comparative Psychology
  • Neuroscience

Background:

  • Organisms across species produce temporally sequenced actions and signals.
  • Sequence memorization involves tracking co-occurrence statistics (transitional probabilities) or item positions.
  • Positional encoding, especially of sequence edges, dominates sequence learning after limited exposure.

Purpose of the Study:

  • To investigate whether humans and chimpanzees rely on similar mechanisms for sequence memorization after limited exposure.
  • To compare the encoding of positional information versus transitional probabilities in sequence learning between species.

Main Methods:

  • Chimpanzees (Pan troglodytes) and human adults were briefly exposed to auditory sequences.
  • Sequences comprised three sound types (X, A, B) with rules: A always preceded B, and X occupied sequence edges.
  • Performance was assessed to determine reliance on positional encoding versus statistical learning.

Main Results:

  • Both chimpanzees and humans predominantly encoded positional information, specifically items at sequence edges.
  • Sensitivity to co-occurrence statistics (transitional probabilities) was significantly weaker in both species.
  • This indicates a shared default mechanism for encoding positional sequence information.

Conclusions:

  • A spontaneous mechanism for encoding positional information in sequences is present in both chimpanzees and humans.
  • This positional encoding mechanism may be the default for sequence learning with brief exposure and no training.
  • This mechanism's properties align with grammatical regularities, potentially influencing language structure.