Journal of Quantitative Description: Digital Media 2(2022), 1– 49 10.51685/jqd.2022.013 Repeat Spreaders and Election Delegitimization: A Comprehensive Dataset of Misinformation Tweets from the 2020 U.S. Election IAN KENNEDY 1 University of Washington, USA MORGAN WACK University of Washington, USA ANDREW BEERS University of Washington, USA JOSEPH S. SCHAFER University of Washington, USA ISABELLA GARCIA-CAMARGO Krebs Stamos Group, USA EMMA S. SPIRO University of Washington, USA KATE STARBIRD University of Washington, USA 1 Kennedy: ikennedy@uw.edu Date submitted: 2021-12-15 This research is funded by US National Science Foundation (grants 1715078, 1749815, 2120496), John S. and James L. Knight Foundation, William and Flora Hewlett Foundation, Craig Newmark Philanthropies, The Omidyar Group, and Eunice Kennedy Shriver National Institute of Child Health and Human Development training grant T32 HD101442-01. Copyright © 2022 (Kennedy, Wack, Beers, Schafer, Garcia-Camargo, Spiro, Starbird). Licensed under the Creative Commons Attribution Non-commercial No Derivatives (by-nc-nd). Available at: http://journalqd.org