About us

Hate alert is a group of researchers at CNeRG Lab, IIT Kharagpur, India. Our vision is to bring civility in online conversations by building systems to analyse, detect and mitigate hate in online social media. We have published papers in top conferences like AAAI, WWW, ECML-PKDD, CSCW, ICWSM, and WebSci.

Some of the important links for researchers


Our talks and tutorials at various venues

Hate speech: Detection, Mitigation and Beyond

In this translation style tutorial presented at ICWSM 2021, we present an exposition of hate speech detection and mitigation and also …

Research areas

Research directions we are currently focusing on


We analyze the spread of hate speech in online social media platforms like Twitter, Facebook, Gab etc. We observe that hate speech is …


Hate speech detection is a challenging task. We now have several datasets available based on different criterias language, domain, …


To deter the spread of hate speech, organizations have adopted several policies. These include the general policies like deletion of …

Our publications

A list of our accepted publications in different venues

You too Brutus! Trapping Hateful Users in Social Media: Challenges, Solutions & Insights

Hate speech is regarded as one of the crucial issues plaguing the online social media. The current literature on hate speech detection …

Short is the Road that Leads from Fear to Hate: Fear Speech in Indian WhatsApp Groups

WhatsApp is the most popular messaging app in the world. Due to its popularity, WhatsApp has become a powerful and cheap tool for …

Using Knowledge Graphs to Improve Hate Speech Detection

With the increasing cases of online hate speech, there is an urgentdemand for better hate speech detection systems. In this paper, …

HateXplain: A Benchmark Dataset for Explainable Hate Speech Detection

Hate speech is a challenging issue plaguing the online social media. While better models for hate speech detection are continuously …

Hate begets Hate: A Temporal Study of Hate Speech

With the ongoing debate on ‘freedom of speech’ vs. ‘hate speech,’ there is an urgent need to carefullyunderstand the consequences of …

Deep Learning Models for Multilingual Hate Speech Detection

Hate speech detection is a challenging problem with most of the datasets available in only one language: English. In this paper, we …

Interaction dynamics between hate and counter users on Twitter

Social media platforms usually tackle the proliferation of hate speech by blocking/suspending the message or account. One of the major …

HateMonitors: Language Agnostic Abuse Detection in Social Media

Reducing hateful and offensive content in online social media pose a dual problem for the moderators. On the one hand, …

Spread of hate speech in online social media

The present online social media platform is afflicted with several issues, with hate speech being on the predominant forefront. The …

Meet the Team

Principal Investigators


Animesh Mukherjee

Associate Professor


Pawan Goyal

Assistant Professor



Binny Mathew

PhD student


Mithun Das

PhD student


Punyajoy Saha

PhD student



Kiran Garimella

Assistant Professor