Johari Window

I have been intriqued by a concept of johari window.

http://en.wikipedia.org/wiki/Johari_window

In a nutshell, Johari Window consists of Arena and Facade, which is something that is known to us, and Blind Spot and Unknown which is not know to us. Arena is something that we and people around are aware of. It can be anything, we can be smart, humble, etc.

[... to be continued...]