Ever wondered why smoking is so prevalent among teenagers or why a relatively unknown author can suddenly produce a best seller? It all starts from an idea, and the idea is very simple. It is that the best way to understand fashion trends, the recede and the flow of crime waves, or may be even the transformation of unknown books into best sellers, the rise of teenage smoking, the phenomenon of word of mouth, or any mysterious change on our everyday lives is like an epidemics. They spread just as viruses do.
The only difference is in their identification. Viruses are bugs, but these epidemi…
