Fact-checking strategies to limit urban legends spreading in a segregated society

Abstract We propose a framework to study the spreading of urban legends, i.e., false stories that become persistent in a local popular culture, where social groups are naturally segregated by virtue of many (both mutable and immutable) attributes. The goal of this work is identifying and testing new...

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Main Authors: Marcella Tambuscio, Giancarlo Ruffo
Format: Article
Language:English
Published: SpringerOpen 2019-12-01
Series:Applied Network Science
Subjects:
Online Access:https://doi.org/10.1007/s41109-019-0233-1
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author Marcella Tambuscio
Giancarlo Ruffo
author_facet Marcella Tambuscio
Giancarlo Ruffo
author_sort Marcella Tambuscio
collection DOAJ
description Abstract We propose a framework to study the spreading of urban legends, i.e., false stories that become persistent in a local popular culture, where social groups are naturally segregated by virtue of many (both mutable and immutable) attributes. The goal of this work is identifying and testing new strategies to restrain the dissemination of false information, focusing on the role of network polarization. Following the traditional approach in the study of information diffusion, we consider an epidemic network-based model where the agents can be ‘infected’ after being exposed to the urban legend or to its debunking depending on the belief of their neighborhood. Simulating the spreading process on several networks showing different kind of segregation, we perform a what-if analysis to compare strategies and to understand where it is better to locate eternal fact-checkers, nodes that maintain their position as debunkers of the given urban legend. Our results suggest that very few of these strategies have a chance to succeed. This apparently negative outcomes turns out to be somehow surprising taking into account that we ran our simulations under a highly pessimistic assumption, such that the ‘believers’, i.e., agents that accepted as true the urban legend after they have been exposed to it, will not change their belief no matter of how much external or internal additional informational sources they access to. This has implications on policies that are supposed to decide which strategy to apply to stop misinformation from spreading in real world networks.
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spelling doaj.art-530ce47021154478a99c3b9bf77393be2022-12-21T23:18:51ZengSpringerOpenApplied Network Science2364-82282019-12-014111910.1007/s41109-019-0233-1Fact-checking strategies to limit urban legends spreading in a segregated societyMarcella Tambuscio0Giancarlo Ruffo1Computer Science Department, University of TurinComputer Science Department, University of TurinAbstract We propose a framework to study the spreading of urban legends, i.e., false stories that become persistent in a local popular culture, where social groups are naturally segregated by virtue of many (both mutable and immutable) attributes. The goal of this work is identifying and testing new strategies to restrain the dissemination of false information, focusing on the role of network polarization. Following the traditional approach in the study of information diffusion, we consider an epidemic network-based model where the agents can be ‘infected’ after being exposed to the urban legend or to its debunking depending on the belief of their neighborhood. Simulating the spreading process on several networks showing different kind of segregation, we perform a what-if analysis to compare strategies and to understand where it is better to locate eternal fact-checkers, nodes that maintain their position as debunkers of the given urban legend. Our results suggest that very few of these strategies have a chance to succeed. This apparently negative outcomes turns out to be somehow surprising taking into account that we ran our simulations under a highly pessimistic assumption, such that the ‘believers’, i.e., agents that accepted as true the urban legend after they have been exposed to it, will not change their belief no matter of how much external or internal additional informational sources they access to. This has implications on policies that are supposed to decide which strategy to apply to stop misinformation from spreading in real world networks.https://doi.org/10.1007/s41109-019-0233-1Misinformation spreadingNetwork segregationDebunking strategiesEpidemics
spellingShingle Marcella Tambuscio
Giancarlo Ruffo
Fact-checking strategies to limit urban legends spreading in a segregated society
Applied Network Science
Misinformation spreading
Network segregation
Debunking strategies
Epidemics
title Fact-checking strategies to limit urban legends spreading in a segregated society
title_full Fact-checking strategies to limit urban legends spreading in a segregated society
title_fullStr Fact-checking strategies to limit urban legends spreading in a segregated society
title_full_unstemmed Fact-checking strategies to limit urban legends spreading in a segregated society
title_short Fact-checking strategies to limit urban legends spreading in a segregated society
title_sort fact checking strategies to limit urban legends spreading in a segregated society
topic Misinformation spreading
Network segregation
Debunking strategies
Epidemics
url https://doi.org/10.1007/s41109-019-0233-1
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