<https://data.wordlift.io/wl82989/entity/influencer>
<http://schema.org/description>
"From Wikidata : influential person who uses their strong presence and activity in social media and networks to influence particular audiences in their buying decisions (influencer marketing) From https://influencermarketinghub.com/what-is-an-influencer/ An influencer is someone who has: the power to affect the purchasing decisions of others because of his or her authority, knowledge, position, or relationship with his..."
<https://withjasonbarnard.com/2019/yoastcon/four-horsemen-of-the-apocalypse-rand-fishkin/>