Note: Many thanks to EricInParkCity’s list, Twitter Counter, and WeFollow as a resources in compiling this list)
There is a chance I have missed a couple. If you notice one that slipped through the cracks, please shoot me an email and let me know. Just FYI, these are ranked by FOLLOWERS.
UPDATED: January 1, 2012
Thoughts? Ideas? Feedback? Comments are old-school, click here to grab a slot on Gregg's calendar and let's chat.
New stories, ideas, and jobs delivered to your inbox every Friday morning.