Teaching is seemingly the only degreed profession that lay-people think they naturally understand and can perform well without any formal training.
“He who can does; He who cannot teaches”.
This well-worn quote -- which characterizes teaching as an innate skill that everyone possesses, but only the most incapable ever need rely upon -- is misleading and demeaning.
By no means does domain expertise equate to effective teaching.
Termed ‘expert blindness’, individuals who attain fluency within a particular field typically struggle to remember what it was like to be a novice ...
Accordingly, as their knowledge grows, their ability to communicate their understanding and/or teach others often gets worse and worse.
In my latest 'From Theory to Practice' video, I take a look at a new piece of research that digs deeper into this topic:
Expert Blind Spot Among Preservice Teachers (Nathan and Petrosino | Dec 2003)
Here are some of the questions I tackle in this installment: