Understanding Elaboration Likelihood Model:

The Elaboration Likelihood Model (ELM) is a theory in psychology and communication that explains how people are persuaded. It identifies two main routes through which persuasion occurs:

1. Central Route (High Elaboration)
   Definition: Persuasion through careful and thoughtful consideration of the arguments in the message.
   Used when: The person is motivated and able to process the message.
   Features:
   Deep processing of information
   Focus on logic, evidence, and reasoning
   Leads to lasting attitude change
   Example: A person reads a detailed research article before deciding which car to buy.
2. Peripheral Route (Low Elaboration)
   Definition: Persuasion that occurs due to superficial cues rather than the strength of the message.
   Used when: The person has low motivation or limited ability to process the information.
   Features:
   Shallow processing
   Influenced by cues like attractiveness, credibility, or emotional appeal
   Leads to temporary or weak attitude change
   Example: Someone buys a product because a celebrity endorsed it, not because they researched its quality.

Factors Influencing Route Choice
Factor Central Route Peripheral Route Motivation High (e.g., personal relevance)Low (e.g., disinterest)Ability High (e.g., knowledge, focus)Low (e.g., distraction, fatigue)Need for Cognition High Low

Key Takeaways
The central route leads to stronger, more enduring attitude change.
The peripheral route works better for quick, low-effort persuasion.
Advertisers, educators, and politicians use both routes depending on their goals and audience.
Shervan K Shahhian

Understanding Normative and Informational Social Influence:

Normative and Informational Social Influence are two key concepts in social psychology that explain why people conform to the behavior or beliefs of others.

Normative Social Influence

• Definition: Conforming to be liked or accepted by a group.
• Driven by: The desire for social approval and fear of rejection.
• Examples:
• Laughing at a joke you don’t find funny because everyone else is laughing.
• Dressing a certain way to fit in with a peer group.
• Key Feature: Public compliance without necessarily changing internal beliefs.

Informational Social Influence

• Definition: Conforming because you believe others have accurate information.
• Driven by: The desire to be correct, especially in ambiguous or unfamiliar situations.
• Examples:
• Following a crowd during an emergency because you assume they know what to do.
• Accepting a peer’s answer in class because you think they’re more knowledgeable.
• Key Feature: Private acceptance — your beliefs actually change.

Comparison

Feature Normative Influence Informational Influence Motivation Need for approval Need to be right Type of conformity Public compliance Private acceptance Situations Social pressures Ambiguous/uncertain scenarios Lasting change in belief? Often temporary Often lasting

Shervan K Shahhian

Understanding Theory of Planned Behavior:

The Theory of Planned Behavior (TPB) is a psychological theory that explains how people make decisions to engage in specific behaviors.

Core Idea:

People’s intentions to perform a behavior are the most important predictors of whether they will actually do it. These intentions are influenced by three main factors.

Key Components:

Attitude toward the behavior

• This refers to the person’s positive or negative evaluation of performing the behavior.
• Example: “Exercising every day is good for my health” → Positive attitude.

Subjective norms

• These are the perceived social pressures to perform or not perform the behavior.
• Example: “My friends and family think I should stop smoking.”

Perceived behavioral control

• This reflects the person’s belief in how easy or difficult it is to perform the behavior.
• Example: “I can go to the gym even if I have a busy schedule.”

Formula (conceptually):

Intention → Behavior, where:
Intention = Attitude + Subjective Norm + Perceived Control

Example:

Behavior: Quitting smoking

• Attitude: Believes smoking is harmful
• Subjective Norm: Friends and partner want them to quit
• Perceived Control: Feels confident about using nicotine patches and avoiding triggers
  → Strong intention to quit → Likely to follow through

Applications:

• Health behavior change (e.g., diet, exercise)
• Marketing and consumer behavior
• Environmental behavior (e.g., recycling)
• Public policy interventions

Shervan K Shahhian

Chemical Signaling in the Brain, what is that:

“CONSULT A PSYCHIATRIST”

Chemical signaling in the brain refers to how brain cells (neurons) communicate with each other using neurotransmitters — chemical messengers that transmit signals across synapses, the small gaps between neurons.

Here’s a breakdown of the process:

1. Neurotransmitter Release

• When a neuron fires an electrical impulse (action potential), it reaches the axon terminal.
• This causes vesicles (tiny sacs) filled with neurotransmitters to fuse with the membrane and release their contents into the synaptic cleft.

2. Synaptic Transmission

• The neurotransmitters cross the synaptic gap and bind to receptors on the postsynaptic neuron (the receiving cell).
• This binding can either:
• Excite the neuron (making it more likely to fire),
• Or inhibit it (making it less likely to fire).

3. Signal Termination

Once the neurotransmitters have done their job, the signal is stopped in several ways:

• Reuptake: The neurotransmitter is reabsorbed into the presynaptic neuron.
• Enzymatic degradation: Enzymes break down the neurotransmitter.
• Diffusion: It drifts away from the synaptic gap.

Key Neurotransmitters

Neurotransmitter Function Motivation, reward, movement Mood, sleep, appetite Learning, memory, muscle activation Main inhibitory neurotransmitter Main excitatory neurotransmitter Alertness, arousal, stress response

Why It Matters

Chemical signaling is central to everything the brain does, from thinking and feeling to moving and sleeping. Dysfunction in this system might be linked to conditions like:

• Depression 
• Schizophrenia
• Parkinson’s disease 
• Anxiety disorders 

Shervan K Shahhian

“CONSULT A PSYCHIATRIST”

Psychopharmacology, what is it exactly:

Psychopharmacology is the scientific study of how drugs affect mood, behavior, cognition, and mental processes. It combines knowledge from psychology, neuroscience, pharmacology, and psychiatry.

Key Aspects of Psychopharmacology:

Drug Effects on the Brain:

• Studies how drugs interact with the central nervous system (CNS).
• Focuses on neurotransmitters like dopamine, serotonin, norepinephrine, GABA, and glutamate.

Types of Psychoactive Drugs:

• Antidepressants
• Antipsychotics
• Anxiolytics
• Stimulants
• Mood stabilizers

Therapeutic Uses:

• Treating mental health disorders such as depression, anxiety, schizophrenia, bipolar disorder, and ADHD.

Side Effects & Tolerability:

• Includes understanding adverse effects, tolerance, dependence, and withdrawal.

Individual Differences:

• Effects can vary based on their medical history, genetics, metabolism, age, sex, and psychological state.

Mechanisms of Action:

• Explores how drugs alter neural pathways, receptor sensitivity, and chemical signaling in the brain.

Why It Matters:

Psychopharmacology is crucial in clinical psychology, psychiatry, and mental health treatment, helping professionals tailor medication plans to improve patient outcomes while minimizing side effects.

Shervan K Shahhian

Attribution Theory, what is it:
Attribution Theory is a psychological framework that explains how people interpret and assign causes to behavior - either their own or others’. Developed primarily by Fritz Heider and later expanded by Harold Kelley and Bernard Weiner, it helps us understand why someone behaved a certain way.
Core Idea:

People try to make sense of behavior by attributing it to internal or external causes.
Two Main Types of Attribution:

Internal (Dispositional) Attribution
The behavior is due to the person’s personality, traits, motives, or choices.
Example: “She failed the exam because she’s lazy.”

External (Situational) Attribution
The behavior is caused by outside circumstances or the environment.
Example: “She failed the exam because the test was too hard.”

Key Models:

Heider’s Theory (1958):
We are “naive psychologists” trying to understand others’ behavior through cause-and-effect.

Kelley’s Covariation Model (1967):
 People make attributions by considering:
Consensus: Do others behave the same way?
Distinctiveness: Is this behavior unusual for the person?
Consistency: Does this behavior happen repeatedly?

Weiner’s Attribution Theory (1986):
 Focused on achievement and motivation and categorized causes along three dimensions:
Locus (internal vs. external)
Stability (stable vs. unstable over time)
Controllability (controllable vs. uncontrollable)

Why It Matters:

Attribution shapes how we judge others, react emotionally, and decide how to act. For instance:
In education, teachers’ attributions about student performance affect expectations and feedback.
In relationships, how we explain a partner’s actions can increase or reduce conflict.
In mental health, people who attribute negative events to internal, stable, and uncontrollable causes may be more prone to depression.

Shervan K Shahhian

Self-Serving Bias:

Self-Serving Bias is a common cognitive bias where people tend to attribute their successes to internal factors (like their own abilities or efforts) and their failures to external factors (like bad luck or other people).

Examples:

• Success: “I aced the test because I’m smart and studied hard.”
• Failure: “I failed the test because the teacher made it too hard.”

Purpose:

Self-serving bias helps protect self-esteem and reduce feelings of guilt or failure. It acts as a psychological defense mechanism.

Downsides:

• Can lead to overconfidence
• Inhibits learning from mistakes
• May cause conflicts in relationships if one always blames others

In Psychology:

It’s studied in attribution theory, which explores how people explain the causes of behavior and events.

Shervan K Shahhian

Loss Aversion in Prospect Theory:

Loss aversion is a key concept in Prospect Theory, developed by Daniel Kahneman and Amos Tversky, which describes how people make decisions under conditions of risk and uncertainty.

Definition of Loss Aversion:

Loss aversion refers to the tendency for people to strongly prefer avoiding losses over acquiring equivalent gains. In other words, losing $100 feels more painful than the pleasure of gaining $100.

In the Context of Prospect Theory:

• Value function is steeper for losses than for gains.
• This means the psychological impact of a loss is roughly twice as powerful as a gain of the same size.
• The function is also:
• Concave for gains → risk-averse when gaining.
• Convex for losses → risk-seeking when losing.

Example:

• Gain scenario: You’re given the choice between:
• A sure gain of $500
• A 50% chance to gain $1,000
   → Most people choose the sure gain (risk-averse in gains).
• Loss scenario: You’re given the choice between:
• A sure loss of $500
• A 50% chance to lose $1,000
   → Most people take the gamble (risk-seeking in losses).

Why It Matters:

• It helps explain why people hold on to losing stocks (to avoid realizing a loss).
• It influences consumer behavior, insurance decisions, negotiations, and more.
• It’s a core departure from classical economics, which assumes rational, utility-maximizing behavior.

Shervan K Shahhian

Framing Effect:

The Framing Effect is a type of cognitive bias where the way information is presented (the “frame”) significantly influences decision-making and judgment.

Definition:

People react differently to the same information depending on how it is framed — either positively (gain frame) or negatively (loss frame).

 Classic Example:

Imagine this medical scenario:

• Option A: “200 people will be saved.”
• Option B: “There is a one-third chance that all 600 people will be saved, and a two-thirds chance that no one will be saved.”

Now reframe it negatively:

• Option A: “400 people will die.”
• Option B: “There is a one-third chance that no one will die, and a two-thirds chance that all 600 will die.”

Though the outcomes are logically identical, people tend to choose:

• Option A in the positive frame (to avoid loss),
• Option B in the negative frame (to take risks to avoid sure loss).

Why It Happens:

• Influenced by emotions, not just logic.
• We’re more sensitive to losses than gains (related to loss aversion in Prospect Theory).

In Psychology and Real Life:

• Advertising: “95% fat-free” sounds better than “5% fat.”
• Medicine: “Survival rate is 90%” sounds more reassuring than “10% die.”
• Politics: “Tax relief” vs. “tax cut for the rich.”

How to Overcome It:

• Reframe the situation yourself to see both gain and loss perspectives.
• Slow down decision-making, especially when stakes are high.
• Focus on facts and long-term outcomes, not just immediate impressions.

Shervan K Shahhian