A new debate stirring in the world of social media marketing has to do with the difference between advocates and influencers. Influencers might be celebrities, bloggers or pundits who have the ability to effect a behavioral change in others by mentioning a specific brand. They are sometimes driven by the offer of a free sample or perk to make a recommendation. An advocate communicates consistently regarding one specific brand.
Read related story, "Influencers Vs. Brand Advocates: Confuse Them At Your Own Peril."