Agnotology (formerly agnatology) is the study of culturally induced ignorance or doubt, particularly the publication of inaccurate or misleading scientific data.
Read More Here: https://en.wikipedia.org/wiki/Agnotology
&& the classic: http://www.bbc.com/future/story/20160105-the-man-who-studies-the-spread-of-ignorance
Curious, we consider that knowledge spreads, but ignorance is forever opposed ... Consider Donald Trump ...