Aatman Vaidya

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aatmanvaidya [at] gmail.com

I am a SDE/ Researcher at Tattle, where I contribute to building citizen centric open-source tools and datasets to understand and respond to online harms and abuse in India.

I work at the intersection of language, technology and society. My research interests broadly lie in computational social science and human centered AI, with a focus in measuring and mitigating harms like hate speech and misinformation particularly in low-resource contexts and making digital spaces safer and more inclusive.

Here are some research directions I work on:

  • Understanding spread of information on online platforms and designing strategies to mitigate it. I particularly study how harmful content propagates on social networks like Twitter, Koo and Gab. I also examine the cross-platform spread of misinformation, like how health-related misinformation and financial scams spread across platforms (ongoing work).
  • Community-led participatory approach for online safety. I strive to build safer and culturally well rounded AI systems that are centered on lived experiences of people at the end of online violence.. Through expert-led participatory approaches, I aim to understand the context-specific ways that harm manifests in different regions and communities. This approach has informed our development of AI safety benchmark dataset on sex and hate-related crimes in Hindi and dataset for online gender-based violence in India.
  • Building user centric tools to combat online abuse. At Tattle, I help build tools like Uli, a browser plugin that redacts slurs and abusive content from your online feed; Feluda, an engine for analysing multi-lingual and multi-modal content; and Deepfakes Analysis Unit, a collaborative space for analyzing deepfakes and AI generated content.

You can find more information about me from my CV.

updates

May 2025 Got featured by FOSS United as a part of Maintainers Month where they feature 31 Indian FOSS projects in the month. (see Folklore page)
Mar 2025 Gave a lightning talk on Open Source Deepfake Detection at MisinfoCon India 2025. (slides)
Mar 2025 Gave a talk on “Evaluating Indian Language Performance in LLMs” at the AI for Global Development by Agency Fund. (slides)
Jan 2025 Conducted a suvery of Indic Language Capabilities in LLMs. (preprint)
Nov 2024 Worked with MLCommons to develop an AI safety bechmark dataset in Hindi on Hate and Sex-realted crimes in India.
Apr 2024 The Uli Dataset paper is accepted at Workshop on Online Harms and Abuse at NAACL 2024. (Won the Outstanding Paper Award!!)
Dec 2023 Conducted a Shared Task on Gendered Abuse Detection in Indic Languages at ICON 2023.
Nov 2023 Our Paper titled, “Analysing the Spread of Toxicity on Twitter” got accepted at CODS-COMAD.
Nov 2023 Invited for a pannel at Digital Citizen Summit.
Sep 2023 Our Paper titled, “Forecasting the Spread of Toxicity on Twitter” got accepted at IEEE CogMI
Aug 2023 Started working at Tattle !
May 2023 Went to Cluj, Romania to participate in the semi-final round of the Bosch Future Mobility Challenge - Built an autonomous driving car