What Makes Experts Reliable?

What makes a measurement instrument valid and reliable?

High quality instruments are useful tools for clinical and research purposes. To determine whether an instrument has high quality, measurement properties such as reliability and validity need to be assessed, using standardised criteria. This paper discusses these quality domains and measurement properties using the standardised criteria that were recently published by the COSMIN group. Examples...

Polymeric Gas Separation Membranes: What Makes them Industrially more Attractive?

What Makes

What Makes a Revolution

Although property rights are the cornerstone of capitalist economies, throughout history existing claims have been frequently overturned and redefined by revolution. A fundamental question for economists is what makes revolutions more likely to occur. A large literature has found contradictory evidence for the effect of income and income inequality on revolt, possibly due to omitted variable bi...

What makes people click?

Mysterious culture: Some online social networks evolve a distinct culture and iconography, like ancient Egypt, only more rapidly. (Photo: Guillaume Lelarge/Wikimedia Commons.) A mysterious new culture has been born. “We are like ancient Egyptians. We communicate with pictures, we worship cats, and nobody understands us.” This paraphrases a post that was reblogged many thousands of times on the ...