Not sure where to start? BeMoRe put together a step by step document for where to begin if you're considering the use of Twitter for an active professional online presence.
The Power of Pull
Learn more about this extraordinary book discussing the increasing importance of passionate professionals.
Deloitte Report on New Media:
Fascinating Stats on New Media:
This presentation by HubSpot gives a fascinating look at data about where people are spending time online despite it's initial intent as a resource for marketers.