Tagged: TEDEducation

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The history of chocolate – Deanna Pucciarelli

The history of chocolate – Deanna Pucciarelli View full lesson: http://ed.ted.com/lessons/the-history-of-chocolate-deanna-pucciarelli If you can’t imagine life without chocolate, you’re lucky you weren’t born before the 16th century. Until then, chocolate only existed as a bitter, foamy drink in Mesoamerica. So how did we get from a bitter beverage to the chocolate bars of today? Deanna…

The psychology of narcissism – W. Keith Campbell

The psychology of narcissism – W. Keith Campbell View full lesson: http://ed.ted.com/lessons/the-psychology-of-narcissism-w-keith-campbell Narcissism isn’t just a personality type that shows up in advice columns; it’s actually a set of traits classified and studied by psychologists. But what causes it? And can narcissists improve on their negative traits? W. Keith Campbell describes the psychology behind the…