<https://data.wordlift.io/wl82989/entity/influencer_marketing>
<http://schema.org/description>
"From the point of view of a brand or business: Influencer marketing is the art and science of pushing your brand or product message out to a wider audience through a third party (person or brand). Here's Neal Schaffer talking about Influencer marketing:"
<https://withjasonbarnard.com/2019/yoastcon/four-horsemen-of-the-apocalypse-rand-fishkin/>