Extroverts have little or no grasp of introversion. They assume that company, especially their own, is always welcome. They cannot imagine why someone would need to be alone; indeed, they often take umbrage at the suggestion. As often as I have tried to explain the matter to extroverts, I have never sensed that any of them really understood. They listen for a moment and then go back to barking and yipping.

"We chose this method because counting is scientific," the authors wrote in their seminal 2004 article in The Canadian Medical Association Journal.

Interdisciplinary Workshop on Security and Human Behaviour

Ross Anderson's summary of the workshop on security and human behavior.