The basic premise of the article is fairly obvious: to learn something teach it or do it. The best way by far to learn something is to teach it. When you have

The basic premise of the article is fairly obvious: to learn something teach it or do it. The best way by far to learn something is to teach it. When you have to explain to an audience the way something works you have a pretty good mental understanding yourself. Interestingly, according to some studies, people remember 70% of the things that they say in speeches they give (at conferences, classes, conventions, etc.)