About Mark Schaefer
Mark Schaefer is a globally-acclaimed educator, consultant, speaker and the author of six best-selling books, including KNOWN: Building and Unleashing Your Personal Brand in the Digital Age. Follow him on Twitter @markwschaefer and discover his hilarious podcast The Marketing Companion.
More From Mark Schaefer
Small Business Heroes
Don't Forget This One Crucial Thing When Launching Your Business or Product
No marketing plan? Bad idea.