How long is your attention span?  How long is the attention span of your clients, colleagues, or kids?  The conventional wisdom is that it is very short – 30 seconds – the length of a typical TV commercial.  Supposedly, the attention span of a Gen-Xer is even shorter.

Thankfully, both of these urban legends are wrong – very wrong.  The attention span is highly variable, but is dependent on two key factors, both of which are under your control.