Nahema is a doctoral candidate at the Oxford Internet Institute and a researcher at the Computational Propaganda Project.
Nahema Marchal
Former DPhil Student
Profile
Nahema Marchal graduated from the DPhil in Information, Communication & the Social Sciences in 2021.
Nahema is a doctoral candidate at the Oxford Internet Institute and a researcher at the Computational Propaganda Project, where her work focuses on the relationship between online political communication and affective partisan polarisation. Other research interests include the spread of misinformation online and the impact of artificial intelligence on politics and democratic processes.
Prior to joining the OII, Nahema worked as content editor at Dow Jones Media Group and as program officer for a number of not-for-profit organisations including the World Policy Institute and the Center for Public Scholarship. Nahema holds an MA in Political Theory from the New School for Social Research in New York and a B.Sc. in Political Science and International Relations from the University of Bristol.
Research Interests
Polarisation, echo chambers, information bubbles, social trust, affective politics, collective action, political economy of digital media, balkanisation, algorithmic sorting, disinformation
Supervisors at the OII
Videos
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Coronavirus News and Information on YouTube: A Content Analysis of Popular Search Terms
Recorded: 22 April 2020
Duration: 00:50:41
As part of the OII’s new webinar series, Nahema Marchal from the Computational Propaganda Project discusses initial reactions of their YouTube search analysis.
News
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YouTube proving a popular source of reliable information on COVID-19, but public health agencies could make greater use of channel
17 April 2020
A new memo from the Oxford Internet Institute, University of Oxford, has found very limited amounts of “junk” or conspiratorial health content among the most popular searches for COVID-19 content on YouTube.
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State-backed media in Russia, China, Iran and Turkey successful in sharing misleading stories on COVID-19
9 April 2020
A new memo from the Oxford Internet Institute, University of Oxford, has lifted the lid on the actions of English language state-backed media in Russia, China, Iran and Turkey during the coronavirus pandemic.
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Junk news declines on Twitter, but Facebook users still respond to disinformation
9 December 2019
Less than two percent of news sources shared on Twitter ahead of the 2019 UK General Election defined as ‘junk news’, says new analysis from Oxford researchers.
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Junk news ‘not prevalent’ on Twitter, but more likely to be shared and liked on Facebook, finds unique multilingual study
21 May 2019
Fewer than 4% of news sources shared on Twitter ahead of the 2019 European Parliamentary elections were ‘junk news’
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Junk news dominating coverage of US midterms on social media, new research finds
1 November 2018
25% of content shared around US midterms is junk news, despite efforts by the platforms to curb the problem
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Brazil elections ‘not at risk’ from junk news on Twitter, new research finds
5 October 2018
Researchers from the Oxford Internet Institute, University of Oxford conclude only 1.2% of Twitter content connected to the elections is junk news
Press
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Post-election, extremists use fringe social networks to push fraud claims, violence
13 November 2020 Politico
Cries of voter fraud and calls to arms are gaining ground on alternative networks, then finding their way back to mainstream sites.
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Inside the rise of the political micro-influencer
24 October 2020 The Financial Times
Mid-tier social media stars are being hired by marketing agencies to push political messages.
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Facebook: Star Wars’ Mark Hamill deletes account over political ads
13 January 2020 BBC News
Star Wars actor Mark Hamill has deleted his Facebook account, lambasting the company's political ads policy. In a tweet, the celebrity accused the firm's chief Mark Zuckerberg of having valued profit over truthfulness.
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So-called ‘junk news’ apparently on the decline
13 December 2019 Express and Star
It is perhaps the most surprising development of all during the election campaign that so-called ‘junk news’ is apparently on the decline.
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Less ‘junk news’ on Twitter but still shared widely on Facebook, research claims
9 December 2019 ITV News
So-called ‘junk news’ is on the decline on Twitter but still receives high engagement on Facebook, researchers claim.
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Why the fight against disinformation, sham accounts and trolls won’t be any easier in 2020
1 December 2019 Politico
Silicon Valley's efforts to keep bad actors from manipulating next year's election face threats that have evolved since 2016.
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Political campaigners wage war with websites ahead of UK election
26 November 2019 First Draft News
‘Parody’ sites are the new battleground for grabbing voters’ attention and counteracting opposition party criticism.
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Homegrown ‘junk news’ on migrants and Islam surges, studies find
22 May 2019 Financial Times
Far-right parties shift focus from leaving EU to divisive social issues
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European elections 2019: Facebook and Twitter under the spotlight
21 May 2019 BBC News
Are Twitter bots controlled by Russia on the march across Europe? And is Facebook full of misinformation designed to influence voters?
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Unpacking France’s “Mission Civilisatrice” To Tame Disinformation on Facebook
20 November 2018 Council on Foreign Relations
France is taking an innovative step to curb disinformation on Facebook. It might prove to be a model for regulators elsewhere.