Psychology & Behavioral Science Series

Welcome to my collection on psychology and behavioral science! This series explores how our minds work, why we make the decisions we do, and how we can apply psychological insights to improve our lives and work.

Why Understanding Psychology Matters

Whether you’re a developer, entrepreneur, or just someone interested in self-improvement, understanding psychology helps you:

  • Make better decisions
  • Overcome common mental traps
  • Build better products that align with human behavior
  • Improve productivity and motivation
  • Understand yourself and others better

Cognitive Biases

Understanding how our minds can trick us

The Dunning-Kruger Effect

Why incompetence breeds confidence

  • Understanding overconfidence
  • Recognizing skill gaps
  • Cultivating intellectual humility

Confirmation Bias in Social Media

How echo chambers shape our reality

  • Algorithm-driven thinking
  • Information bubbles
  • Critical thinking strategies

The Halo Effect

When one trait colors everything else

  • First impressions matter
  • Beauty bias in judgments
  • Brand perception

Authority Bias

Why we blindly follow experts

  • Trust in credentials
  • Critical evaluation skills
  • Balancing respect and skepticism

Decision Making & Economics

How we make choices and value things

Loss Aversion

Why losses hurt more than gains feel good

  • Risk perception
  • Endowment effect
  • Decision framing

The Paradox of Choice

When more options make us miserable

  • Decision fatigue
  • Analysis paralysis
  • Simplification strategies

The Sunk Cost Fallacy

Why we throw good money after bad

  • Irrational persistence
  • Cutting losses
  • Forward-thinking decisions

The IKEA Effect

Why we overvalue what we create

  • Labor leads to love
  • Customization psychology
  • Product design implications

Motivation & Productivity

What drives us and how to harness it

The Psychology of Procrastination

It's not laziness-it's emotion regulation

  • Understanding delay
  • Emotion management
  • Practical strategies

Intrinsic vs Extrinsic Motivation

What really drives sustained performance

  • Internal vs external rewards
  • Long-term engagement
  • Motivation design

Flow State

Achieving peak performance and enjoyment

  • Optimal challenge balance
  • Deep focus techniques
  • Productivity amplification

The Zeigarnik Effect

Why unfinished tasks haunt us

  • Task completion psychology
  • Memory and attention
  • Productivity hacks

Habit Formation

Building behaviors that stick

  • Habit loops
  • Cue-routine-reward
  • Sustainable change

Variable Rewards

The psychology behind addiction and engagement

  • Unpredictable reinforcement
  • Dopamine and motivation
  • Product stickiness

The Hedonic Treadmill

Why we return to baseline happiness

  • Adaptation to circumstances
  • Sustainable happiness
  • Gratitude practices

Ego Depletion

Why willpower is a limited resource

  • Self-control fatigue
  • Decision energy
  • Restoration strategies

Social Psychology

How we influence and are influenced by others

The Bystander Effect

Why groups don't act in emergencies

  • Diffusion of responsibility
  • Pluralistic ignorance
  • Breaking the spell

Social Proof

Why we look to others for guidance

  • Herd behavior
  • Testimonials and reviews
  • Influence tactics

Groupthink

When consensus becomes dangerous

  • Group decision failures
  • Conformity pressure
  • Devil's advocate role

Social Comparison Theory

Why we measure ourselves against others

  • Upward vs downward comparison
  • Self-esteem impacts
  • Social media effects

Getting Started

Each article includes:

  • Real-world examples from everyday life and tech
  • Research-backed explanations of psychological phenomena
  • Practical applications you can use immediately
  • Personal insights from building products and startups
  • Actionable strategies to apply the knowledge

For Understanding Yourself:

  1. Start with The Psychology of Procrastination - We all struggle with this
  2. Learn about Flow State - Achieve peak performance
  3. Understand Intrinsic vs Extrinsic Motivation - What drives you?

For Better Decision Making:

  1. The Dunning-Kruger Effect - Know what you don’t know
  2. Loss Aversion - Understand your risk perception
  3. The Sunk Cost Fallacy - Cut your losses wisely

For Product Builders & Entrepreneurs:

  1. Variable Rewards - Design engaging products
  2. Social Proof - Leverage social influence
  3. The IKEA Effect - Create user investment
  4. Confirmation Bias - Design for truth

For Social Awareness:

  1. The Bystander Effect - Be the one who acts
  2. Groupthink - Make better group decisions
  3. Authority Bias - Think critically about expertise

Why I Write About Psychology

As a founder who’s built EdTech products and AI tools, I’ve learned that understanding human psychology is just as important as understanding technology. The best products aren’t just technically excellent-they align with how people actually think, decide, and behave.

These articles combine:

  • Academic research from behavioral psychology and economics
  • Practical experience from building products used by millions
  • Real examples from tech, startups, and everyday life
  • Actionable insights you can apply today

Feedback & Discussion

Have thoughts on these topics? Want to suggest a psychological phenomenon to explore?

Email: [email protected] GitHub: @colossus21 LinkedIn: Rafiul Alam


This series complements my technical content on Go Design Patterns and Go Concurrency Patterns, exploring the human side of technology and decision-making.