🪭 PsychCorner INDEX

📚 Theories
Theories of Attention
Theories of Development
Theories of Learning
Theories of Memory
Theories of Personality
Theories of Motivation
Theories of Emotion
Theories of Intelligence
Theories of Social Psychology
Theories of Forgetting

💡Psychologists Overview
Abraham Maslow
Albert Bandura
Alfred Adler
Anna Freud
B.F Skinner
Sigmund Freud
Carl Jung
Edward Thorndike
Erik Erikson
Ivan Pavlov
Jean Piaget
John Bowlby
John B. Watson
Karen Horney
Lev Vygotsky
Mary Ainsworth
William James

🔬Experiments
Stanford Prison Experiment
The Milgram Experiment
Robert's Cave Experiment
Harlow's Monkey Experiment
The Marshmallow Experiment
Lost in the Mall Experiment
The Bobo Doll Experiment

🧠Case Studies
Phineas Gage
David Reimer
Genie
Anna O
Sybil Dorsett
H.M

⚡️Others
Nature vs Nurture
Differences between Pleasure and Happiness
Neuroscience of Addiction
Schools of Psychology
Science of Sleep
Science of Hunger
Evolution and Psychology of Laughter
Cognitive Biases
Important Memory Terms
Biopsychology Overview
Neuroplasticity
Neurotransmitters
Hormones
Differences between Hormones and Neurotransmitters
Defence Mechanisms
Psychology of Nostalgia
Brain Lobes
Interpretation of Dreams
Self
Psychology of Procrastination
Jung's Archetypes
Five Stages of Grief

Jean Piaget (1896-1980) was a Swiss psychologist who is widely known for his groundbreaking theories on child development. His work revolutionized the field of psychology and provided valuable insights into how children think and learn.

📌 Key Points about Jean Piaget:

Schema: Piaget proposed that children develop mental structures called schemas, which are frameworks for organizing and interpreting information. Schemas are constantly evolving as children interact with their environment.

Assimilation: According to Piaget, assimilation occurs when children incorporate new experiences or information into existing schemas. For example, a child might assimilate a new toy into their schema of "toys."

Accommodation: Accommodation refers to the process of modifying existing schemas or creating new ones to fit new experiences or information that cannot be assimilated easily. This allows children to adapt their thinking to better understand the world around them.

⏳ Stages of Cognitive Development: Piaget proposed four distinct stages of cognitive development that all children pass through in a fixed order: sensorimotor, preoperational, concrete operational, and formal operational.

- Sensorimotor Stage: This stage occurs from birth to around 2 years old. Infants learn about the world through their senses and motor actions. Object permanence, the understanding that objects continue to exist even when out of sight, is a key milestone in this stage.

-Preoperational Stage: Lasting from around 2 to 7 years old, this stage is characterized by significant language development and symbolic thinking. However, children at this stage struggle with logical reasoning and tend to be egocentric, unable to understand others' perspectives fully.

-Concrete Operational Stage: Occurring between approximately 7 and 11 years old, this stage marks an improvement in logical reasoning abilities. Children can now think more logically about concrete objects and events, understand conservation (the understanding that quantity remains the same despite changes in appearance), and engage in more systematic problem-solving.

-Formal Operational Stage: This stage typically begins around 11 years old and continues into adulthood. Individuals at this stage can think abstractly, reason hypothetically, and engage in complex problem-solving. They can also consider multiple perspectives and engage in advanced scientific thinking.

Equilibration: Piaget believed that cognitive development occurs through a process of equilibration, which involves balancing assimilation and accommodation. When new information or experiences challenge existing schemas, disequilibrium occurs, leading to the need for accommodation to restore equilibrium.

Cognitive Constructivism: Piaget's theory is often referred to as cognitive constructivism because it emphasizes the active role of children in constructing their knowledge through interactions with their environment.

Criticism: While Piaget's theories have had a significant impact on developmental psychology, they have also faced criticism. Some argue that his stages are not as fixed as he proposed and that individual differences play a more significant role in development than he acknowledged.

Read More

Psychological Terms Starting with the Letter 'G'

Gestalt: A theory that emphasizes how humans perceive and interpret the world as organized wholes, rather than just the sum of individual parts.

Generalization: The process of transferring a response learned in one situation to similar situations.

GABA (Gamma-Aminobutyric Acid): A neurotransmitter in the brain that inhibits neural activity, promoting feelings of relaxation and calm.

Groupthink: A phenomenon where members of a group prioritize conformity and consensus over critical thinking, leading to flawed decision-making.

Gender Identity: A person's deeply-felt sense of their own gender, which may or may not align with their assigned sex at birth.

Gate Control Theory: A theory that explains how the spinal cord regulates the transmission of pain signals to the brain, involving both neural and psychological factors.

Genotype: The genetic makeup of an individual, consisting of the specific alleles they possess.

Gardner's Theory of Multiple Intelligences: Howard Gardner's theory proposing that intelligence comprises various distinct forms, such as linguistic, logical-mathematical, spatial, musical, bodily-kinesthetic, interpersonal, intrapersonal, and naturalistic intelligence.

General Adaptation Syndrome (GAS): Hans Selye's model of stress response, consisting of three stages: alarm, resistance, and exhaustion.

Group Therapy: A form of psychotherapy where a therapist works with several individuals simultaneously to address shared psychological issues.

Gambling Disorder: A behavioral addiction characterized by an inability to control gambling impulses, despite negative consequences.

Gross Motor Skills: Physical abilities that involve the movement of large muscle groups, such as walking, running, and jumping.

Gender Roles: Societal expectations and norms regarding the behaviors, attitudes, and traits deemed appropriate for individuals based on their gender.

Grooming: The process used by manipulative individuals to build trust and establish control over potential victims, often in cases of abuse.

Guided Imagery: A therapeutic technique where individuals create vivid mental images to promote relaxation, reduce stress, or explore subconscious emotions.

Gray Matter: The brain tissue primarily composed of neuronal cell bodies and dendrites, responsible for information processing.

Global Assessment of Functioning (GAF): A scale used in mental health assessments to rate an individual's overall level of psychological, social, and occupational functioning.

Gender Dysphoria: Distress or discomfort experienced by individuals when their gender identity differs from their assigned sex at birth.

Gender Schema Theory: A cognitive theory proposing that individuals develop gender-related behaviors and attitudes through social learning and categorization.

Glutamate: An excitatory neurotransmitter in the brain involved in learning, memory, and neural communication.

Group Polarization: The tendency for a group to make decisions that are more extreme than the initial inclinations of its members.

Grandiosity: An inflated sense of self-importance and superiority, often seen in individuals with narcissistic personality disorder.

Gene-Environment Interaction: The interplay between genetic factors and environmental influences in shaping an individual's traits and behaviors.

Green Spaces: Natural environments, such as parks and forests, that have positive effects on mental health and well-being.

Giftedness: Exceptional intellectual ability or talent in one or more areas, often demonstrated from a young age.

General Intelligence (g): A hypothetical factor representing an individual's overall cognitive ability, as proposed in Spearman's two-factor theory of intelligence.

Previous Next

Defence Mechanisms are psychological strategies that individuals unconsciously use to protect themselves from anxiety, distress, or threats to their self-esteem.

🎭 Some Common Defence Mechanisms:

Denial: Refusing to accept or acknowledge a painful reality or truth.

Projection: Attributing one's own unacceptable thoughts, feelings, or motives to others.

Rationalization: Creating logical explanations or justifications for one's behavior, often to avoid guilt or responsibility.

Regression: Reverting to childlike behaviors or earlier stages of development in response to stress or anxiety.

Repression: Unconsciously blocking out distressing thoughts, memories, or emotions from conscious awareness.

Displacement: Redirecting negative emotions or impulses towards a less threatening target.

Sublimation: Channeling unacceptable impulses into socially acceptable activities or outlets.

Intellectualization: Overemphasis on rational thinking and logic to avoid dealing with emotional aspects of a situation.

Reaction formation: Expressing the opposite of one's true feelings through exaggerated behaviors or attitudes.

Undoing: Engaging in acts of atonement or making up for unacceptable thoughts, feelings, or actions.

Isolation: Separating oneself emotionally from distressing thoughts, memories, or experiences without repressing them entirely.

Minimization: Downplaying the significance of one's own emotions, experiences, or achievements as a way to cope with low self-esteem.

Compartmentalization: Separating conflicting thoughts, beliefs, or values into distinct mental compartments to avoid cognitive dissonance.

Humor: Using humor as a defense mechanism to cope with stress, anxiety, or uncomfortable situations.

Withdrawal: Physically and emotionally removing oneself from challenging situations as a means of self-protection.

Fantasy: Escaping into an imaginary world as a way to avoid dealing with reality and its associated difficulties.

Identification: Adopting the characteristics, behaviors, or beliefs of someone else as a way to cope with feelings of inadequacy or insecurity.

Selective attention: Focusing only on certain aspects of a situation while ignoring others, often to protect oneself from distressing information.

Suppression: Consciously pushing distressing thoughts, memories, or emotions out of awareness without repressing them entirely.

Avoidance: Deliberately avoiding situations, people, or activities that may trigger anxiety, fear, or discomfort.

🧬 Hormones are chemical messengers produced by various glands in the endocrine system. They are released into the bloodstream and travel to target cells or organs, where they regulate various physiological processes and maintain homeostasis in the body.

Here are 10 major hormones and their functions:

🫧 Insulin: Produced by the pancreas, insulin regulates blood sugar levels by facilitating the uptake of glucose into cells for energy production.

🫧 Thyroid Hormones (T3 and T4): Produced by the thyroid gland, these hormones regulate metabolism, growth, and development throughout the body.

🫧 Estrogen: Primarily produced by the ovaries in females, estrogen plays a crucial role in sexual development, menstrual cycle regulation, and maintaining bone health.

🫧 Testosterone: Mainly produced by the testes in males (and to a lesser extent in females), testosterone is responsible for male sexual development, muscle growth, and maintaining bone density.

🫧 Cortisol: Produced by the adrenal glands, cortisol helps regulate stress response, metabolism, immune function, and blood pressure.

🫧 Growth Hormone (GH): Secreted by the pituitary gland, GH stimulates growth during childhood and adolescence. It also plays a role in regulating metabolism and body composition.

🫧 Melatonin: Produced by the pineal gland in response to darkness, melatonin helps regulate sleep-wake cycles (circadian rhythm) and promotes sleep.

🫧 Adrenaline (epinephrine): Released by the adrenal glands during times of stress or danger, adrenaline increases heart rate, blood pressure, and energy availability for fight-or-flight response.

🫧 Progesterone: Primarily produced by the ovaries after ovulation occurs in females, progesterone prepares the uterus for pregnancy and helps maintain pregnancy if it occurs.

🫧 Oxytocin: Produced by the hypothalamus and released from the pituitary gland during childbirth or breastfeeding, oxytocin promotes bonding, social interaction, and uterine contractions during labor.

🎭 Differences between Hormones and Neurotransmitters

⚡️ Definition and Function:
- Hormones: Hormones are chemical substances secreted by endocrine glands into the bloodstream. They travel through the blood to target cells or organs, where they exert their effects by binding to specific hormone receptors. Hormones regulate various physiological processes such as growth, metabolism, reproduction, and mood.
- Neurotransmitters: Neurotransmitters are chemical substances released by neurons (nerve cells) to transmit signals across synapses (junctions) to target cells, which are typically other neurons or muscle cells. Neurotransmitters facilitate the transmission of nerve impulses and play a crucial role in regulating brain functions, including cognition, behavior, and emotions.

⚡️ Site of Action:
- Hormones: Hormones act on distant target cells or organs after being transported through the bloodstream. They can affect multiple tissues or organs throughout the body.
- Neurotransmitters: Neurotransmitters act locally at synapses, where they are released from the presynaptic neuron and bind to receptors on the postsynaptic neuron or target cells in the vicinity of the synapse.

⚡️ Release and Mode of Transmission:
- Hormones: Hormones are typically released in response to specific signals or stimuli. Their release is often regulated by complex feedback mechanisms involving other hormones or external factors. Hormones are slower in their actions and generally have a longer-lasting effect.
- Neurotransmitters: Neurotransmitters are released in response to the electrical activity in neurons. They are released in a rapid, localized manner and have a more immediate and transient effect on the target cells.

⚡️ Chemical Structure:
- Hormones: Hormones are typically large molecules, including proteins (e.g., insulin), peptides (e.g., oxytocin), or steroids (e.g., cortisol, estrogen). Some hormones are derived from amino acids (e.g., thyroid hormones).
- Neurotransmitters: Neurotransmitters can be small molecules, including amino acids (e.g., glutamate, gamma-aminobutyric acid or GABA) or amines (e.g., dopamine, serotonin), as well as neuropeptides (larger peptides acting as neurotransmitters).

⚡️ Target Cells:
- Hormones: Hormones can act on various types of cells or organs throughout the body. Their effects are widespread and can influence distant tissues.
- Neurotransmitters: Neurotransmitters primarily act on nearby neurons or target cells in close proximity to the synapse. They play a critical role in transmitting signals within the nervous system.

Psychological Terms Starting with the Letter 'H'

Habituation: The process of diminishing responsiveness to a repeated or familiar stimulus over time.

Hierarchy of Needs: A theory proposed by Abraham Maslow, suggesting that human needs are arranged in a hierarchical order, with basic physiological needs at the bottom and higher-level psychological needs at the top.

Hallucination: Perceiving sensory experiences, such as seeing or hearing something that is not present, without any external stimulus.

Hawthorne Effect: The phenomenon where people modify their behavior or performance when they know they are being observed, leading to artificial or skewed results in research settings.

Heritability: The proportion of variation in a trait within a population that can be attributed to genetic factors.

Homeostasis: The body's ability to maintain internal stability and balance despite external changes.

Humanistic Psychology: A psychological perspective emphasizing individual growth, self-awareness, and personal fulfillment, popularized by theorists like Carl Rogers and Abraham Maslow.

Hypnosis: A trance-like state of heightened suggestibility, during which individuals may be more open to suggestions and may experience altered perceptions.

Hypothalamus: A region in the brain responsible for regulating various physiological processes, such as hunger, thirst, body temperature, and emotions.

Hypothesis: A testable prediction or statement that serves as the basis for scientific research.

Hysteria: A historical term for a set of unexplained physical symptoms that often have psychological origins, now recognized as a dissociative or conversion disorder.

Hypomania: A milder form of mania characterized by elevated mood, increased energy, and hyperactivity, often associated with bipolar disorder.

Hostile Aggression: Aggressive behavior aimed at causing harm or injury to others, driven by anger or hostility.

Hindsight Bias: The tendency to perceive events as more predictable than they were before they occurred, also known as the "I knew it all along" phenomenon.

Human Factors Psychology: The study of how humans interact with technology, products, and environments, with the goal of optimizing usability, safety, and user experience.

Hubris: Excessive pride or self-confidence, often leading to a lack of awareness of one's limitations and potential negative consequences.

Humorism (Four Humors): An ancient theory proposing that an individual's physical and mental health are influenced by the balance of four bodily fluids (blood, yellow bile, black bile, and phlegm).

Heuristic: A mental shortcut or rule of thumb that aids decision-making but may not always result in an optimal or accurate solution.

High-Functioning Autism: A term sometimes used to describe individuals with autism spectrum disorder who have average or above-average intellectual abilities.

Hallucinogen: A substance that alters perception, cognition, and mood, often leading to hallucinations, such as LSD or psilocybin mushrooms.

Hierarchical Learning: A learning process in which information is organized into a structured hierarchy, facilitating easier recall and understanding.

Hyperactivity: Excessive and uncontrollable levels of activity and restlessness, often associated with attention deficit hyperactivity disorder (ADHD).

Human Factors Engineering: The application of psychological principles to design products and systems that match human capabilities and limitations.

Hypermnesia: A condition characterized by exceptional memory recall, often seen in certain individuals with highly superior autobiographical memory (HSAM).

Hostile Attribution Bias: The tendency to interpret ambiguous behaviors of others as deliberately hostile or negative.

Previous Next

Digital Hygiene: How We Might've Fucked Our Attention Spans

Albert Bandura (1925-2021) was a renowned psychologist and professor emeritus at Stanford University. He is best known for his contributions to the field of social cognitive theory and his groundbreaking work on observational learning, self-efficacy, and social learning theory.

📌 Key Points about Albert Bandura's works:

Social Learning Theory: Bandura's most well-known theory, which suggests that people learn through observing others and imitating their behaviors. This theory emphasizes the importance of modeling and reinforcement in the learning process.

Bobo Doll Experiment: One of Bandura's most famous studies, in which children observed an adult model behaving aggressively towards a Bobo doll. Bandura found that children who witnessed the aggressive behavior were more likely to imitate it themselves.

Self-efficacy: Bandura introduced the concept of self-efficacy, which refers to an individual's belief in their ability to successfully perform a specific task or behavior. He argued that self-efficacy plays a crucial role in motivation, performance, and personal development.

Reciprocal Determinism: Bandura proposed that human behavior is influenced by a dynamic interaction between personal factors (such as cognition and personality), environmental factors (such as social norms and physical surroundings), and behavioral factors (such as actions and responses).

Social Cognitive Theory: Building upon his social learning theory, Bandura developed the social cognitive theory, which emphasizes the role of cognitive processes in learning and behavior. This theory suggests that individuals actively process information from their environment and use it to guide their actions.

Observational Learning: Bandura highlighted the importance of observational learning, where individuals acquire new behaviors by observing others' actions and consequences without directly experiencing them themselves.

Vicarious Reinforcement/Punishment: Bandura introduced the concept of vicarious reinforcement or punishment, which refers to learning from observing others being rewarded or punished for their behaviors. This type of learning can influence an individual's future behavior based on the observed consequences.

Moral Disengagement: Bandura explored how individuals can disengage from moral standards when engaging in harmful or unethical behaviors by using cognitive mechanisms such as moral justification or minimizing personal responsibility.

Aggression Studies: In addition to the Bobo doll experiment, Bandura conducted various studies on aggression, examining factors that contribute to aggressive behavior and how it can be reduced through modeling prosocial behaviors.

Social Cognitive Theory of Personality: Bandura proposed a social cognitive theory of personality, which suggests that personality is shaped by both personal factors (such as self-efficacy and self-regulation) and environmental factors (such as social influences and experiences).

Self-Regulation: Bandura emphasized the importance of self-regulation in behavior change and personal growth. Self-regulation involves setting goals, monitoring progress, and using strategies to control one's behavior and emotions.

Triadic Reciprocal Causation: Bandura's concept of triadic reciprocal causation suggests that behavior is influenced by a continuous interaction between personal factors, environmental factors, and behavioral factors.

Read More

📌 Theories of Motivation

⚡️Maslow's Hierarchy of Needs:
- Developed by Abraham Maslow.
- Hierarchical arrangement of human needs, grouped into five levels: physiological, safety, love/belonging, esteem, and self-actualization.
- People are motivated to satisfy needs in a specific order, starting from the lowest level.

⚡️Herzberg's Two-Factor Theory:
- Proposed by Frederick Herzberg.
- Identifies two types of factors affecting motivation: hygiene factors (dissatisfiers) and motivators (satisfiers).
- Good hygiene factors prevent dissatisfaction, while motivators lead to higher job satisfaction and motivation.

⚡️McClelland's Theory of Needs:
- Introduced by David McClelland.
- Identifies three primary needs: achievement, affiliation, and power.
- Individuals' dominant need influences their behavior and motivation.

⚡️Expectancy Theory:
- Developed by Victor Vroom.
- Based on the premise that people's motivation depends on the expectation that their efforts will lead to desired performance and outcomes.
- Comprises three components: expectancy, instrumentality, and valence.

⚡️Goal-Setting Theory:
- Proposed by Edwin Locke.
- Setting specific and challenging goals can improve motivation and performance.
- Goals should be clear, attainable, and accompanied by feedback.

⚡️Reinforcement Theory:
- B.F. Skinner contributed to this theory.
- Focuses on the relationship between behavior and its consequences.
- Positive reinforcement strengthens desired behavior, while punishment weakens it.

⚡️Equity Theory:
- Developed by J. Stacy Adams.
- People compare their input-output ratio with that of others to assess fairness.
- Perceived inequity leads to motivation to restore balance.

⚡️Self-Determination Theory:
- Richard Ryan and Edward Deci are associated with this theory.
- Emphasizes the importance of intrinsic motivation, autonomy, and competence in driving behavior.
- Fulfilling these psychological needs leads to greater motivation.

⚡️Cognitive Evaluation Theory:
- A sub-theory of Self-Determination Theory.
- External rewards may reduce intrinsic motivation if they undermine a person's sense of control.

⚡️Theory X and Theory Y:
- Proposed by Douglas McGregor.
- Theory X assumes people dislike work and need strict supervision.
- Theory Y assumes people are intrinsically motivated, enjoy work, and seek responsibility.

⚡️Self-Efficacy Theory:
- Developed by Albert Bandura.
- People's belief in their ability to succeed in specific tasks influences their motivation and performance.

⚡️Arousal Theory:
- Focuses on maintaining an optimal level of arousal for better performance.
- The relationship between arousal and performance follows an inverted U-shaped curve.

Read More

📌 Five Intriguing Psychological Phenomena


⚡️The Baader-Meinhof Phenomenon:
The Baader-Meinhof Phenomenon, also known as frequency illusion or recency illusion, refers to the experience of suddenly noticing something you recently learned about or encountered everywhere you look.
Example: After learning about a rare breed of dog for the first time, you start noticing that particular dog breed frequently in your neighborhood and on social media.

⚡️Cognitive Dissonance:
Cognitive dissonance is the mental discomfort or tension that arises when a person holds two or more contradictory beliefs, ideas, or values, or when their beliefs conflict with their actions.
Example: A person who is aware of the harmful effects of smoking but continues to smoke experiences cognitive dissonance between their knowledge and their behavior.

⚡️The Spotlight Effect:
The spotlight effect is the tendency for individuals to overestimate the extent to which others notice, pay attention to, or remember their appearance and behavior in social situations.
Example: Feeling self-conscious about wearing a new outfit to a party because you believe everyone will be scrutinizing and judging your appearance.

⚡️Illusory Correlation:
Illusory correlation is the perception of a relationship between two variables when no such relationship exists or when the relationship is weaker than perceived.
Example: Believing that people who wear glasses are more intelligent, even though intelligence and wearing glasses are unrelated traits.

⚡️The Zeigarnik Effect:
The Zeigarnik Effect is the tendency to remember unfinished or interrupted tasks more than completed tasks, leading to an intrusive preoccupation with incomplete actions.
Example: A server at a restaurant might easily recall the orders of customers who have not yet received their food, but have difficulty remembering orders for tables that have already been served.

🔬 Check out these Psychology Channels:

1. @PsychCorner: Psychology Posts, Materials, Food for thought content and much more.
2. @psychodeskbookstore: Get access to psychology lectures and recommended books.
3. @wayofpsychology: Find content tailored for psychology entrance exams.
4. @psychawareness: Stay updated on psychology vacancies and career opportunities.
5. @psych_logos: Engage with psychology quizzes.
For everyday psychology quizzes, follow @Psy_Quiz.
6. @psychodidi: Join this group to discuss your queries.