Social psychologist H. Colleen Sinclair and her colleagues highlight a few subgroups of these people. They include straight-up #trolls just trying to promote conflict and harass others, along with people who are making money from the lies they tell and extremists fishing for new recruits.
https://theconversation.com/some-online-conspiracy-spreaders-dont-even-believe-the-lies-theyre-spewing-237730
#socialmedia #misinformation
Here's a secret: People who spew online lies may not actually believe they're true. You could even call it a conspiracy among conspiracy theorists.