Psychology
The Memory of Unfinished Tasks: The Zeigarnik Effect
Why do unfinished tasks linger in our minds longer than completed ones? This article explains the Zeigarnik Effect: its origins, how memory and psychological tension work together,
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793 articles found
Economics
Bad Money Wins: Gresham's Law
If you had a worn, crumpled bill and a crisp new one in your wallet, which would you hand over first? This article explains Gresham's Law, the idea that bad money drives out good:
Library & information science
Books Are for Use: The Five Laws of Library Science
The Five Laws of Library Science are five short principles, published by the Indian mathematician and librarian S. R. Ranganathan in 1931, that sum up whom and what a library exist
Education
The Power to Use What You Learned Somewhere New: Transfer of Learning
Transfer of learning is the way earlier knowledge or skills affect learning and problem solving in new situations. This piece covers the concept and its origins, the main types of
Film & media
The Camera That Follows Without a Shake: The Steadicam
The Steadicam is a body-worn camera stabilizer that keeps the operator's movements from reaching the camera. We look at how it was born, the structure and principles that tame the
Logistics
The First Gateway to Global Business: Learning Customs Clearance the Easy and Fun Way
What is the secret that lets us buy cosmetics from overseas with a single click online and put imported bananas on our breakfast tables? It is all thanks to a vast logistics system
General knowledge
Masterpieces Are Always the Few: Sturgeon's Law
Sturgeon's Law is the rule of thumb that 90% of anything is crud. We look at how it came about, what it really means, similar ideas that came before it, and how to use it wisely in
Statistics
The Paradox That Says Switch to Win: The Monty Hall Problem
The Monty Hall problem is a classic conditional-probability puzzle about how to update the odds when new information arrives. This piece covers the host’s rules, why switching wins
General knowledge
A Way of Thinking That Shaves Off Assumptions: Occam’s Razor
Occam’s Razor is the methodological guideline that, when several hypotheses explain the same phenomenon, we should favor the one that adds no unnecessary assumptions. This article
General knowledge
CCL (Copyright and Licensing of Creative Works) Explained
CCL (Creative Commons License) lets creators state in advance how their work may be used, so others can use it without asking for permission each time. This article explains the co
Business administration
Five Directions of Pressure That Erode Profits: Porter's Five Forces
Porter's Five Forces is a framework for judging how profitable an industry is by looking at five pressures around a company. This article covers why it emerged, what the five force
Social welfare
South Korea's Social Welfare Policy: Background and Components
Social welfare policy is an important policy developed to protect socially vulnerable people, reduce social inequality, and improve the quality of life of all citizens. South Korea