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KembaraXtra-Psychology – Behavioural Decision Theory
Behavioural decision theory is an approach to judgment and decision-making that examines how people actually make choices, often deviating from formal normative models such as expected utility theory or Bayesian reasoning. It incorporates findings about cognitive biases, heuristics, subjective probabilities, and emotional influences. By highlighting systematic departures from rational models, behavioural decision theory bridges psychology and economics in explaining real-world choice behavior.
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KembaraXtra-Psychology – Behavioural Ecology
Behavioural ecology is the study of animal and human behavior from an evolutionary perspective, focusing on how behavior contributes to survival and reproductive success. It examines mating systems, foraging strategies, cooperation, and aggression in terms of adaptive value shaped by natural selection. The field emphasizes that behaviors evolve because they enhance fitness within specific ecological contexts.
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KembaraXtra-Psychology – Behavioural Oscillation
Behavioural oscillation, within Hullian learning theory, refers to momentary fluctuations in an organism’s tendency to respond to a stimulus. These variations are thought to arise from temporary internal factors such as fatigue or neural noise, affecting performance even when learning remains stable. The concept was used to explain inconsistencies in response strength during conditioning experiments.
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KembaraXtra-Psychology – Behaviour Control
Behaviour control, within interdependent theory, refers to a situation in which one individual’s outcomes depend on another’s actions. Because each person’s behavior affects the other’s rewards or consequences, their interactions become interdependent. This concept helps explain cooperation, negotiation, and power dynamics in close relationships and group settings.
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KembaraXtra-Psychology – Behavioural Pharmacology
Behavioural pharmacology studies the effect of drugs on behavior, cognition, emotion, and physiological functioning. It investigates how substances alter neural transmission and how these changes influence learning, motivation, mood, and performance. The field contributes to the development of medications for psychiatric and neurological disorders as well as understanding substance abuse and addiction.
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KembaraXtra-Psychology – Behavioural Science
Behavioural science refers to the application of scientific methods to the study of behavior across disciplines such as psychology, sociology, anthropology, and behavioral biology. It emphasizes empirical observation, hypothesis testing, and systematic analysis of actions and interactions, seeking general principles that explain behavior in both individuals and groups.
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KembaraXtra-Psychology – Behaviour Genetics
Behaviour genetics is the interdisciplinary study of how genetic and environmental factors contribute to individual differences in behavior. Using methods such as twin studies, adoption studies, and molecular genetics, researchers estimate heritability and explore gene–environment interactions. The field demonstrates that most behavioral traits arise from complex interactions between biological inheritance and experience.
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KembaraXtra-Psychology – Behaviour Contrast
Behaviour contrast describes a phenomenon in which a change in reinforcement conditions alters response rates relative to prior expectations. When a previously small reward is increased, responding may exceed levels seen under consistently high reward conditions; conversely, reducing a large reward may suppress responding below baseline expectations. This effect illustrates how relative reward comparisons influence motivation and performance.
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KembaraXtra-Psychology – Behaviourism
Behaviourism is a school of psychology that emphasizes the scientific study of observable behavior while rejecting introspection as unscientific. Founded by John B. Watson in the early twentieth century, behaviourism proposed that behavior is shaped primarily by learning through conditioning. Later developments, particularly through B.F. Skinner’s work on operant conditioning, refined the approach. Although strict behaviourism declined with the rise of cognitive psychology, its principles remain influential in learning theory and applied behavior analysis.
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KembaraXtra-Psychology – Belief
A belief is a proposition accepted as true based on conviction or evidence that may not be conclusive. Beliefs occupy a position between opinion and knowledge, often guiding perception, interpretation, and behavior. They may be shaped by cultural, social, emotional, or experiential influences and play a central role in cognitive and social psychology.
