Read More:
Trolls Just Want To Have Fun
http://www.sciencedirect.com/science/article/pii/S0191886914000324
"In two online studies (total N = 1215), respondents completed personality inventories and a survey of their Internet commenting styles. Overall, strong positive associations emerged among online commenting frequency, trolling enjoyment, and troll identity, pointing to a common construct underlying the measures."

The Joys of Hurting Others: Everyday Sadism and the Dark Tetrad of Personality
http://www.academia.edu/3403366/The_Joys_of_Hurting_Others_Everyday_Sadism_and_the_Dark_Tetrad_of_Personality
"The Dark Triad of personality (Paulhus & Williams, 2002) consists of three noxious traits: subclinical psychopathy, narcissism, Machiavellianism."

Internet Trolls Really Are Horrible People
http://www.slate.com/articles/health_and_science/climate_desk/2014/02/internet_troll_personality_study_machiavellianism_narcissism_psychopathy.html
In the past few years, the science of Internet trollology has made some strides. Last year, for instance, we learned that by hurling insults inciting discord in online comment sections, so-called Internet trolls (who are frequently anonymous) have polarizing effect on audiences, leading to politicization, rather than deeper understanding of scientific topics."

Watch More:
Everyone's Pissed on the Internet
https://testtube.com/dnews/dnews-584-anger-online
TestTube Wild Card
http://testtube.com/dnews/dnews-175-the-truth-about-diamonds?utm_source=YT&utm_medium=DNews&utm_campaign=DNWC
Are We All Internet Addicts?
http://testtube.com/dnews/dnews-353-are-we-all-internet-addicts

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