Combating Online Hate Speech
The Role of Content, Networks, Psychology, User Behavior, etc.

Abstract

Recent years have brought a rise in popularity and useof social media. While this was a hugely positive development,it was accompanied by a proliferation of hate speech, which hasrecently become a major concern. On the one hand, hateful contentcreates an unsafe environment for certain members of society. Onthe other hand, in-person moderation of hate speech causes distressto content moderators.1While initially studied as a text classifi-cation problem, over time, researchers realized that hate speechis multi-faceted and requires analysis of the role of linguistic ex-pression, context, and network structure, while using inspirationfrom psychology and user behavior, among others. With this inmind, in this tutorial, we will provide a holistic view of what theresearch community has explored so far, and what the future holdsfor combating hate speech online.