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810 articles found
Psychology
Role Theory is one of the important approaches to understanding and explaining human behavior in the social sciences, particularly psychology. Its basic premise is that individuals
Social welfare
Empowerment is the process by which individuals and groups build the power to take part in and control the decisions that affect their lives. This guide explains its origins and co
Logistics
Returns, recalls, reusable crates, and recycling all flow in the opposite direction from ordinary shipping. This piece explains what reverse logistics covers, the collection–inspec
Psychology
In everyday life, we face countless tasks and challenges that require concentration. Concentration plays a very important role in learning, work, and achieving personal goals. In m
Education
Why did students tutored one-to-one outscore 98% of an ordinary class? This piece explains Bloom’s 2 sigma problem: the three teaching methods Bloom compared in 1984, what standard
Statistics
Anscombe’s Quartet is a set of four datasets whose summary statistics are nearly identical but whose graphs look completely different. This piece covers how it came about, the trap
Information technology
Deepfake technology is a video and audio synthesis technology born out of advances in artificial intelligence (AI) and machine learning, producing results so sophisticated that the
Business administration
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
Physics
Rayleigh scattering, worked out by Lord Rayleigh in 1871, is the scattering of light by particles much smaller than its wavelength, such as air molecules, and it is far stronger fo
Earth science
Red waves that suddenly appear across a clear blue sea are more than a simple natural phenomenon: they are a red tide, which poses a major threat to marine ecosystems. Red tides ha
Film & media
Video editing has become an essential part of digital content production today. In an era when people consume content through various platforms such as YouTube, Instagram, and TikT
Logistics
If you have ever bought something directly from overseas, you are probably familiar with the term “customs clearance.” It is the process by which the goods you ordered pass through
