The 13th edition of the Forum for Information Retrieval Evaluation (FIRE 2021) was organized virtually from 13-17th December 2021. FIRE 2021 saw 6 tracks and 9 sub- tracks, with a record 138 paper submissions from all over the world.  Hate Speech 0 1 2 3 Bharathi Raja Chakravarthi, National University of Ireland Galway, Ireland Ratnasingam Sakuntharaj, Eastern University, Sri Lanka Anand Kumar M, National Institute of Technology Karnataka Surathkal, India Sajeetha Thavareesan, Eastern University , Sri Lanka Premjith B, Amrita Vishwa Vidyapeetham, Coimbatore , India John P. McCrae , National University of Ireland Galway, Ireland Subalalitha C.N, SRM Institute Of Science And Technology, India Thomas Mandl, University of Hildesheim , Germany Debasis Ganguly, University of Glasgow Suchana Datta, University College Dublin , Ireland Dwaipayan Roy, IISER Kolkata , India Derek Greene , University College Dublin , Ireland Maaz Amjad, IPN - Computing Research Center, Mexico Sabur Butt, IPN - Computing Research Center, Mexico Iqra Ameer, IPN - Computing Research Center, Mexico Alisa Zhila, Ronin Institute for Independent Scholarship, United States Oxana Vitman, IPN - Computing Research Center, Mexico Grigori Sidorov, IPN - Computing Research Center, Mexico Alexander Gelbukh, IPN - Computing Research Center, Mexico Noman Ashraf, Mayo Clinic, United States Andrey Labunets , Independent Researcher , United States Parth Mehta, Parmonic AI, USA Paheli Bhattacharya, Indian Institute of Technology Kharagpur. India Ayan Bandyopadhyay, TCG Crest Kolkata , India Kripabandhu Ghosh, IISER Kolkata , India Vedant Parikh , DA-IICT and Amazon , India Upal Bhattacharya , IISER, Kolkata , India Saptarshi Ghosh , IIT Kharagpur , India Arindam Pal , CSIRO's Data 61, Sydney , Australia Arnab Bhattacharya , IIT Kanpur , India Prasenjit Majumder , DA-IICT , India

Several tracks on hate speech detection, legal information access and mixed script information retrieval continued from 2020 with the addition of a few new tracks. A novel vaccine stance identification task was introduced as a part of the IrMiDis Track, which focused on identifying the general public opinion about COVID-19 vaccines. A track on Arabic language was reintroduced this year alongside other languages like Hindi, Urdu, Bengali, Marathi, Tamil, Kannada, Malayalam and English. The tracks and subtracks offered this year were: We express our gratitude to all the track organizers for their dedication in organizing these tracks and thus promoting scientific progress. We also thank all participants for their enthusiastic participation and work on the tasks. A special thanks to our sponsor TCS Research as well as to 'ACM SIGIR Special Interest Group on Information Retrieval' for their continued support.

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List of Senior PC Members Hate Speech and Offensive Content Identification in Indo-European Languages (HASOC) Thomas Mandl, University of Hildesheim, Germany Sandip Modha, DA-IICT & LDRP-ITR, Gandhinagar, India Gautam Kishore Shahi, University of Duisburg-Essen, Germany Durgesh Nandini, University of Bamberg, Germany Amit Kumar Jaiswal, University of Bedfordshire, UK Prasenjit Majumder, DA-IICT, Gandhinagar, India Johannes Schäfer, University of Hildesheim, Germany Tharindu Ranasinghe, University of Wolverhampton, UK Marcos Zampieri, Rochester Institute of Technology, USA

 Artificial Intelligence for Legal Assistance (AILA)

Offensive Language Identification for Dravidian Languages in Code-Mixed Text Abusive and Threatening Language Detection in Urdu Maaz Amjad, IPN - Computing Research Center, Mexico Sabur Butt, IPN - Computing Research Center, Mexico Iqra Ameer, IPN - Computing Research Center, Mexico Alisa Zhila, Ronin Institute for Independent Scholarship, United States

 Arabic Misogyny Identification (ArMI)

Hala Mulki, ORSAM Center for Middle Eastern Studies, Turkey Bilal Ghanem, University of Alberta, Canada Sentiment Analysis of Dravidian Languages in Code-Mixed Text Fake News Detection in the Urdu Language (UrduFake) Information Retrieval from Microblogs during Disasters