| Vol-2890 urn:nbn:de:0074-2890-4 Copyright © 2021 for the individual papers by the papers' authors. Copyright © 2021 for the volume as a collection by its editors. This volume and its papers are published under the Creative Commons License Attribution 4.0 International (CC BY 4.0).

# MISINFO 2021
Workshop on Misinformation Integrity in Social Networks 2021

### Proceedings of the Workshop on Misinformation Integrity in Social Networks 2021
co-located with 30th The Web Conference (TheWebConf 2021)

### Ljubljana, Slovenia, April 15, 2021.

Edited by

### Luis Garcia Pueyo*
Anand Bhaskar *
Prathyusha Senthil Kumar *
Panayiotis Tsaparas **
Kiran Garimella ***
Yu Sun ***
Francesco Bonchi ****

* Facebook, Menlo Park, CA, USA
** University of Ioannina, Ioannina, Greece
** Massachusetts Institute of Technology (MIT), Cambridge, MA, USA
*** Twitter, San Francisco, CA, USA
**** ISI Foundation, Turin, Italy

## Table of Contents

- Preface
  The workshop focuses on problems related to Information Integrity in Social Networks, and more specifically, Misinformation and Polarization. The workshop combines invited talks along with contributed talks. There are 6 invited talks. There were 9 papers submitted for peer-review to this workshop. Out of these, 4 papers were accepted for this volume as regular papers .

### Invited Talks

- Measuring Belief in Fake News in Real-Time (Extended Abstract)
  Joshua A. Tucker
- Understanding and Reducing the Spread of Misinformation Online (Extended Abstract)
  David Rand
- Combating Misinformation (Extended Abstract)
  Lenny Grokop
- Computational Fact Checking is Real, but will it Stop Misinformation? (Extended Abstract)
  Paolo Papotti
- Combating Inaccurate Information on Social Media (Extended Abstract)
  Mohsen Mosleh
- New Frontiers for Fake News Research on Social Media in 2021 and Beyond -- Extended Abstract
  Nir Grinberg

### Contributed Talks

- Memes to an End: A Look into what makes a Meme Offensive.
  Yehia Elkhatib, Kieran Hill
- Can Celebrities Burst Your Bubble?
  Tugrulcan Elmas, Kristina Hardi, Rebekah Overdorf, Karl Aberer
- An Automatic Framework to Continuously Monitor Multi-Platform Information Spread
  Zhouhan Chen, Kevin Aslett, Jen Rosiere Reynolds, Juliana Freire, Jonathan Nagler, Joshua A. Tucker, Richard Bonneau
- An Analysis of People's Reasoning for Sharing Real and Fake News
  Anu Shrestha, Francesca Spezzano

2021-06-12: submitted by Panayiotis Tsaparas, metadata incl. bibliographic data published under Creative Commons CC0
2021-06-27: published on CEUR Workshop Proceedings (CEUR-WS.org, ISSN 1613-0073) |valid HTML5|