Name: social learning vs. evolutionary psychology
Uploaded: 2024-10-24T14:03:06.000Z
Duration: 1 min 23 s
Channel: JoVE

異性愛者の女性と男性の交尾行動に関する研究では、見知らぬ人を装った人々が学生を褒め、その後、カジュアルなセックスを提案しました。女性は誰もこの提案に同意しなかったが、男性の70%が賛成した。
進化心理学は、自然淘汰が女性に性的パートナーの選択を選別するように導くことを示唆しており、これにより子孫の生存率が高くなり、資源配分が向上することで生殖の成功が向上するという仮説が立てられています。
しかし、批評家は、進化心理学は、研究が言及したように、人間の行動に関する既存の見解を支持するために原因と結果を後付けすることが多いと主張しています。
懐疑論者は、進化心理学は現代の社会状況には関係がないかもしれないと主張しています。彼らは、行動は他人を観察することによって学習されることを示唆する社会的学習理論を好みます。
例えば、女性は自分の評判を守るという社会的な期待から、カジュアルなセックスをリスクと見なすかもしれません。逆に、男性の反応は、セックスをするためのあらゆる機会を利用するために、学習した行動を示しているかもしれません。
これは進化心理学に挑戦し、進化心理学は、人間関係における男性の悪い行動を言い訳するために使用され、重要な懸念を引き起こすことがあります。

進化論的視点に対する批判

見知らぬ人を装った人物が学生に褒め言葉をかけ、カジュアルなセックスを提案した研究では、性別によって反応が大きく異なりました。提案を受け入れた女性は一人もいませんでしたが、男性の 70% が同意しました。この結果は、進化心理学と社会学習理論の観点から検討するのに役立つシナリオを提供し、人間の性行動に対する多様な視点を浮き彫りにします。

進化心理学はこれらの発見に対する 1 つの説明を提供し、自然淘汰によって女性が性的パートナーを選別するように形作られたことを示唆しています。この選別は、生存と生殖の結果を最適化し、遺伝子の保存と伝播を促進することを目的としています。ただし、この心理学の分野には批判があります。進化心理学は原因を結果に後付けし、偏見のない観察から生まれるのではなく、人間の行動に関する既存の見解に合うように説明を形作ることが多いと主張する人が多くいます。

一方、社会学習理論はより適切な説明を提供します。この理論によると、人々は文化の中で他の人を観察して模倣することで、特定の状況でどのように行動するかを学びます。たとえば、女性は、見知らぬ男性との出会いは危険を伴うこと、カジュアルなセックスは特に満足感が得られないこと、カジュアルなセックスをすると男性よりも評判が傷つく可能性があることを学ぶかもしれません。この見方は、女性も男性も文化的に学んだ行動に従って性的出会いに反応し、男性は「本物の男」はあらゆる性的機会をつかむべきであるという考えに影響されている可能性があることを意味します。

さらに、現代の行動を説明するために進化心理学を適用すると、倫理的および実際的な懸念が生じます。たとえば、関係における男性の不品行を進化的圧力の産物として説明すると、問題が生じる可能性があります。不適切な行動を進化によって選択されたと思われる生来の傾向に帰することで正当化するリスクがあり、そのような行動に対処して改革する取り組みを妨げる可能性があります。これに加えて、自殺などの非生殖行動が証明しているように、すべての特性と行動が有利であったり、自然選択によって直接説明できるわけではありません。

人間の性行動を解釈する進化心理学と社会学習理論のこの二分法は、人間の行動と動機の複雑さを強調しています。生来の素質と学習行動の論争は、学界と実用化の両方で議論を刺激し続けており、ジェンダー規範、性行為、個人の責任に関するより広範な社会的影響を反映しています。

異性愛者の女性と男性の交尾行動に関する研究では、見知らぬ人を装った人々が学生を褒め、その後、カジュアルなセックスを提案しました。...

criticisms-of-the-evolutionary-perspective

Education

JoVE Core

Introduction to Psychology

心理学概論

Unit 1

ユニット1

Biopsychology

生物心理学

KEY TERMS AND CONCEPTS

主要用語と概念

Criticisms of the Evolutionary Perspective

social learning vs. evolutionary psychology

Social learning theory and evolutionary psychology offer two different ways to explain sexual behavior. A study in which strangers gave students compliments and then asked for casual sex showed a clear gender gap. None of the women said yes, while 70% of the men agreed.

Evolutionary psychology explains this result by arguing that natural selection may have shaped women to be more selective about sexual partners. From this view, selectivity can help improve survival and reproductive success. It may also help pass on genes to future generations.

However, evolutionary psychology has critics. Some psychologists argue that it can work backward from behavior to explanation. In other words, it may fit a story to the result instead of starting with unbiased evidence.

Social learning theory gives a different explanation. Social learning means people learn by watching others and by absorbing culture. For example, women may learn that unfamiliar men can be risky, that casual sex may not be rewarding, and that it may hurt their reputation more than it would for men.

This theory also suggests that men may learn the idea that &quot;real men&quot; should take every sexual chance. The debate between learned behavior and inborn tendencies is important here. It also raises ethical concerns, because explaining bad relationship behavior as the product of evolution can sound like excusing it. Not every behavior can be traced to natural selection, and non-reproductive behaviors such as suicide show that human actions are more complex than one simple explanation.

Social Learning vs. Evolutionary Psychology

social-learning-vs-evolutionary-psychology

introduction to biological bases of psychology

introduction-to-biological-bases-of-psychology

Biological Factors Shaping Behavior and Mind

Biopsychology connects biology and psychology by showing how the body influences behavior and mental processes. It focuses on the nervous system, neurotransmitters, hormones, genetics, and evolutionary ideas. Together, these areas help explain why people think, feel, and act the way they do. The nervous system is the main foundation of biopsychology. It has two parts: the central nervous system, or CNS, and the peripheral nervous system, or PNS. The CNS includes the brain and spinal cord and...

nervous system

Nervous System: CNS, PNS, and Reflexes

The nervous system helps the body sense, move, and respond. It works through a network of nerve cells that carry signals around the body. This system has two main parts: the central nervous system and the peripheral nervous system. The central nervous system, or CNS, includes the brain and spinal cord. The brain acts as the body’s control center. It processes sensory information and helps coordinate responses. The spinal cord serves as a major pathway for signals between the brain and the rest...

neurons as communicators of the brain

Neuron Parts and Signal Transmission

Neurons are the cells that carry information through the brain and nervous system. They use electrical and chemical signals to help control body functions, from heartbeat regulation to complex thinking. Their structure is built for fast, efficient communication. The cell body, or soma, is the neuron’s control center. It contains the nucleus, which holds the cell’s genetic material and helps maintain the neuron’s health and function. The cytoplasm around it contains organelles that make...

neuronal communication

How Neurons Send Signals

Neurons send signals through electrochemical communication that supports brain and nervous system function. A key part of this process is the action potential, a rapid electrical change that starts when the neuron’s internal charge rises above a threshold. That signal then travels along the axon to the axon terminal, where it is ready to pass to another neuron. The connection point between two neurons is called a synapse. Synapses can be electrical or chemical, and each type moves information...

neurotransmitters

Brain Chemicals That Shape Mood and Movement

Neurotransmitters are chemical messengers that help neurons communicate. They play a major role in nervous system function, as well as in mood, movement, sleep, and social behavior. Serotonin is made in the brain and intestines. It is linked to well-being and happiness, and it helps regulate mood, appetite, and sleep. When serotonin levels are out of balance in the brain or in peripheral sites, depression and sleep problems can occur. Dopamine is produced in several brain areas, including the...

cerebral hemispheres

How the Brain’s Two Halves Work

The brain’s two cerebral hemispheres work together to process information and control the body. The left and right hemispheres are linked by the corpus callosum, a large bundle of nerve fibers. This connection lets the two sides share sensory and motor information, with each hemisphere controlling the opposite side of the body. The hemispheres are also specialized for different tasks. This is called lateralization, which means certain functions are handled more strongly by one side than the...

lobes of the cerebrum

How Brain Lobes Shape Perception

The cerebral cortex is divided into two hemispheres, and each hemisphere has four lobes: frontal, parietal, temporal, and occipital. Together, these lobes support the brain’s main cognitive and sensory jobs. They work as a team to help you think, feel, move, and respond to the world. The frontal lobe sits behind the forehead and acts as a control center for personality, intelligence, and voluntary muscle movement. It also contains the prefrontal cortex, a region that helps with planning,...

spinal cord

Spinal Cord Nerves and Reflexes

The spinal cord is a major part of the central nervous system. It runs from the base of the brainstem to the lumbar region of the vertebral column. It helps keep the body stable and carries signals between the brain and the rest of the body. The spinal cord sits inside the bony spine for protection. It is divided into 30 segments that match the vertebrae. Each segment connects to a specific body region through paired spinal nerves. These spinal nerves are grouped by where they leave the...

lateralization

Brain Hemisphere Specialization

Brain hemisphere specialization divides mental tasks between the left and right sides of the brain. This split can improve neural efficiency and support more complex human abilities. Each hemisphere tends to handle the work it does best, which helps cognitive processing run more smoothly. The left hemisphere is especially strong in logic and language-related tasks. It supports analytical thinking, which means breaking a problem into parts and solving it step by step. This is important for...

human genetics

Genes, Behavior, and Mental Health

Human genetics explains how genes can influence behavior, emotions, and mental health. It also shows how a person’s genetic code can shape physical traits and the risk of disease. Each individual carries a unique set of genes, so the effects can be subtle or more noticeable. Genes help direct how the brain, hormones, and cells work. These body systems are all shaped by genetic instructions, and they help produce differences in thoughts and behavior. Human genetics therefore links biology with...

genetic material

Chromosomes, DNA, and Inherited Traits

Chromosomes, DNA, and inherited traits explain how genetic information is organized in the human body. Each cell contains a nucleus, and the nucleus holds 46 chromosomes arranged in 23 pairs. These chromosomes are tightly coiled structures made of DNA, which carries the instructions passed from parents to offspring. An individual inherits one set of chromosomes from the mother through the egg and one set from the father through the sperm. This combination creates a unique genetic makeup. Of...

genetic variation

How Alleles Shape Inherited Traits

Genetic variation helps explain why individuals in the same species can look and act differently. It comes from differences in DNA sequences. This diversity matters because it helps a species survive and adapt when the environment changes. Variation starts at fertilization, when an egg and sperm cell join. Each of these cells carries 23 chromosomes, so the fertilized egg can have up to 46 chromosomes. Chromosomes are long DNA strands that contain genes, which are the basic units of heredity. <br...

behavioral genetics and its designs

How Behavior Genetics Studies Inheritance

Behavior genetics studies how inherited genes influence human behavior. It looks at how genes passed from parents to offspring help shape behavioral traits and tendencies. The field also examines how inherited factors and environmental influences work together. Researchers use family studies, twin studies, and adoption studies to separate genetic and environmental effects. Family studies track traits within biological families to find possible genetic patterns. They have helped identify...

organization of the brain

Brain Regions and Their Key Functions

The brain is the main control center of the nervous system. It processes sensory input, makes decisions, and directs body actions. Its structure is divided into the hindbrain, midbrain, and forebrain, and each part supports important functions. The hindbrain sits at the base of the brain. It helps regulate automatic life processes. The medulla oblongata controls involuntary functions such as heartbeat, breathing, and blood pressure. Nearby, the pons acts as a bridge between brain regions,...

evolutionary psychology

Evolutionary Psychology and Human Behavior

Evolutionary psychology explains human behavior and mental processes through natural selection. It uses Darwin’s idea that traits can spread when they help survival and reproduction. In this view, some common behaviors may be adaptations that were useful to our ancestors. One clear example is fear of snakes. This fear is nearly universal, which suggests that early humans who avoided snakes were more likely to survive deadly encounters. Over many generations, that caution could be passed on and...

neuroplasticity

How the Brain Rewires Itself

Neuroplasticity is the brain’s ability to change its structure and function in response to learning, experience, or injury. It allows neural circuits to reorganize over time. This flexibility supports lifelong development and adaptation. One part of this change begins when dendrites and axons grow. Dendrites receive signals, and axons send them. As they grow, the brain’s circuitry becomes more complex and can support more connections. Next, synaptogenesis occurs. Synaptogenesis is the...

brain imaging

Brain Scanning Techniques

Brain scanning techniques help scientists and doctors see the structure and activity of the human brain. These methods support the diagnosis, study, and treatment of neurological and psychiatric disorders. The main techniques include computerized axial tomography, or CT, positron-emission tomography, or PET, magnetic resonance imaging, or MRI, functional magnetic resonance imaging, or fMRI, and transcranial magnetic stimulation, or TMS. CT scans use X-ray technology to build detailed...

the endocrine system

Endocrine Glands and Hormone Signals

The endocrine system is a network of glands that send hormone signals through the body. Hormones are chemical messengers that help control many body functions. They enter the bloodstream and travel to cells with the right receptors, or target sites, so the signal can be received. Because of this, hormone effects are widespread, unlike the more localized effects of neurotransmitters. This signaling helps the body keep a stable internal environment, called homeostasis. Several major glands...

somatosensory, motor, and association cortex

somatosensory-motor-and-association-cortex

Brain Cortex Areas for Sensation and Movement

The brain cortex uses separate areas for sensation, movement, and higher thinking. The somatosensory cortex is in the parietal lobes. It helps the brain interpret touch, temperature, and proprioception, which is awareness of body position. The somatosensory cortex has an organized map of the body. Neurons at the top of this region mainly process signals from the lower body. Neurons at the bottom handle input from the upper body. This layout helps the brain locate sensory input with precision.

major hormones and their functions

Hormone Imbalances and Their Effects

Hormones are chemical messengers made by endocrine glands. They help control body functions and keep internal conditions stable. When hormone levels shift too far up or down, normal body processes can be disrupted. Several major hormones have clear roles in the body. Oxytocin is made in the hypothalamus and released by the pituitary gland. It supports social bonding, childbirth, and lactation. Low oxytocin can affect social interaction and stress response, and it may contribute to depression.

inheritance

Genes, Traits, and Mendel's Rules

Genes, traits, and Mendel's rules explain how characteristics pass from parents to offspring. Gregor Mendel's pea plant experiments changed how scientists understand heredity. His work showed that traits are controlled by discrete units inside organisms called genes. Genes usually come in pairs. One gene is inherited from each parent, and together they make a person's genotype. Genotype is the genetic blueprint for potential traits. Examples include blood type, eye color, and inherited...

gene-environment interactions

How Environment Shapes Gene Expression

Environmental factors can change how genes are expressed. Gene expression is a dynamic process, and traits can differ even in people with the same DNA. Radiation, temperature, behavior, nutrition, and stress all help shape the final outcome. The reaction range helps explain this process. It means genes set a possible range for a trait, while the environment helps decide where a person falls within that range. For example, genetics may allow a height range from 5'5" to 6'1", but nutrition,...

heritability

Heritability and the Environment

Heritability describes how genetic differences contribute to trait variation in a population. It is a statistical measure, so it shows how much of the spread in a trait can be linked to genes across a group. It does not tell you how “genetic” a trait is in an individual person. Heritability is usually expressed as a percentage. That percentage can change depending on which population is studied and what environmental conditions are present. This means heritability is context-dependent, not...

natural selection and adaptation

Adaptation in Changing Environments

Natural selection explains how organisms become better suited to their environments over time. It favors individuals with traits that improve survival and reproduction. Adaptation is the result. It includes genetic changes that help an organism function in specific conditions, such as extreme cold or thinner air at high altitudes. Adaptation is not only physical. Psychological adaptation also helps organisms, especially humans, succeed in their surroundings. These responses come from both...

natural selection and mating preferences

How Selection Shapes Mate Choice

Natural selection and mating preferences work together to shape how organisms survive and reproduce. Natural selection favors traits that help an organism fit its environment. Mating preferences are part of sexual selection, which influences who mates with whom and how genes are passed on. Evolutionary psychologists argue that these preferences are tied to instincts that support reproduction. For females, conception, pregnancy, and nursing create a strong need to choose mates who can offer...

criticisms of the evolutionary perspective

Social learning theory and evolutionary psychology offer two different ways to explain sexual behavior. A study in which strangers gave students compliments and then asked for casual sex showed a clear gender gap. None of the women said yes, while 70% of the men agreed. Evolutionary psychology explains this result by arguing that natural selection may have shaped women to be more selective about sexual partners. From this view, selectivity can help improve survival and reproductive success. It...

key terms and concepts

Compare social learning theory and evolutionary psychology using a study on casual sex proposals, gender differences, and the debate over learned behavior.

Social Learning vs. Evolutionary Psychology | JoVE K12

JoVE Core Introduction to Psychology offers an engaging learning experience on the fundamental principles of psychology through concise video lessons. Students will explore important topics such as cognitive processes, emotional regulation, and neural mechanisms, establishing a strong foundation in the study of the mind and human behavior. This series provides an accessible and captivating approach to grasp the essential concepts of the discipline.

introduction to psychology

Social Learning vs. Evolutionary Psychology

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