Thinking about badges and how people reveal their membership in things…
![](https://enthusiasm.cozy.org/images/service-ribbons.jpg)
Millitary service ribbons have a rank ordering.
![](https://enthusiasm.cozy.org/images/blog-badges.png)
Blog authors announce their affiliation with various vendors, standards, etc.
![](https://enthusiasm.cozy.org/images/boy_scout_religion.jpg)
Boy scouts can wear one of these to reveal their religion, except for Unitarians.
![](https://enthusiasm.cozy.org/images/lenin-pins.jpg)
Pins are very popular in the Soviet Union. People collect them.
![](https://enthusiasm.cozy.org/images/conforming_power_adapter.jpg)
And yard signs…
http://williamtozier.com/slurry/comment/social/signsAndSymbols.html