相关实验视频
Updated: Jun 30, 2025

06:57
Pavlovian Conditioned Approach Training in Rats
Published on: February 4, 2016
11.0K
检查惩罚和奖励之间的关联,对整个发展过程中对以前激励的线索的敏感性和反应抑制
Taylor Heffer1, John C Flournoy2, Graham L Baum2
1Department of Psychology and Center for Brain Science, Harvard University, Cambridge, MA, 02138, USA. theffer@fas.harvard.edu.
Journal of youth and adolescence
|March 19, 2024
概括
青少年 青少年 青少年
科学领域:
- 发展心理学是发展心理学.
- 认知神经科学是一种认知神经科学.
- 决策研究 决策研究
背景情况:
- 青春期是发展以情感线索为指导的目标导向行为的一个关键时期.
- 影响青少年决策价值融合的因素尚未得到充分理解.
研究的目的:
- 为了研究以前的奖励和惩罚线索如何影响目标导向行为 (响应抑制) 在一个大型发育样本中.
- 检查个人差异在惩罚和奖励敏感性的作用.
主要方法:
- 评估了1046名年龄在8至21岁的参与者.
- 衡量自我报告的惩罚和奖励敏感性.
- 评估了以前遇到的线索对响应抑制的影响.
主要成果:
- 以前获得奖励的线索在14岁及以上的个体中增强了响应抑制.
- 在10-18岁的参与者中,更高的惩罚灵敏度与更好的反应抑制相关.
- 环境线索和惩罚敏感性成为关键因素.
结论:
- 环境线索,特别是与奖励相关的线索,以及个人惩罚的敏感性,显著地影响了青少年引导行为的能力.
- 调查结果为教育和社会政策提供了有关青少年决策和价值观融合的信息.
相关概念视频
Timing and Consequences on Behavior
90
In operant conditioning, the timing of reinforcement is crucial. For animals like rats and cats, immediate reinforcement (within a few seconds) is much more effective than delayed reinforcement. For example, a food reward for a rat needs to follow within 30 seconds of pressing a bar to be effective.
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant...
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant...
90
Punishment
179
Negative reinforcement and punishment are often confused but serve distinct functions in behavior modification. Reinforcement, whether positive or negative, increases the likelihood of a desired behavior, while punishment decreases it.
Punishment can be positive or negative. Positive punishment involves adding an undesirable stimulus, such as scolding, to decrease a behavior. Negative punishment involves removing a desirable stimulus, such as taking away a favorite toy, to decrease behavior....
Punishment can be positive or negative. Positive punishment involves adding an undesirable stimulus, such as scolding, to decrease a behavior. Negative punishment involves removing a desirable stimulus, such as taking away a favorite toy, to decrease behavior....
179
Operant Conditioning
1.6K
Operant conditioning, a key concept in behavioral psychology, involves using reinforcement and punishment to alter the likelihood of a behavior being repeated. B.F. introduced this type of conditioning. Skinner focused on voluntary behaviors and the consequences that follow them, influencing whether these behaviors will be strengthened or diminished.
Reinforcement in operant conditioning can be positive or negative, both of which serve to increase the likelihood of a behavior. Positive...
Reinforcement in operant conditioning can be positive or negative, both of which serve to increase the likelihood of a behavior. Positive...
1.6K
Behaviorism
2.3K
The field of behaviorism was pioneered by figures such as Ivan Pavlov, John B. Watson, and B.F. Skinner fundamentally shifted the focus of psychology to the observable and controllable aspects of human and animal behavior. This shift marked a critical evolution in the discipline, emphasizing scientific rigor and experimental methodology.
The core premise of behaviorism is its focus on observable behavior rather than internal thoughts or feelings. This approach argues that true scientific...
The core premise of behaviorism is its focus on observable behavior rather than internal thoughts or feelings. This approach argues that true scientific...
2.3K
Associative Learning
355
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, also known...
355
Law of Effect
1.4K
B.F. Skinner, a prominent figure in behavioral psychology, introduced operant conditioning by emphasizing the role of consequences in shaping behavior. This theory builds upon the law of effect proposed by Edward Thorndike, which posits that behaviors followed by satisfying outcomes are likely to be repeated. In contrast, those followed by unsatisfying outcomes are less likely to recur.
Edward Thorndike's foundational work involved studying learning in animals, particularly using puzzle...
Edward Thorndike's foundational work involved studying learning in animals, particularly using puzzle...
1.4K

