Professor in Political Science and Computer and Information Science

David Lazer

Research Tracks Overview

OP ED
Publication date: 
12/2018
Authors: 
Michael Neblo
Kevin Esterling
David Lazer

OPINION - At the end of the movie "The Candidate," Robert Redford's character wins a Senate seat, and then immediately pulls aside his most trusted adviser and asks, "What do we now?" After the divisive election of 2018, we imagine that many newly elected members of Congress are pondering the same question.

Journal Article
Publication date: 
01/2019
Authors: 
Nir Grinberg
Kenneth Joseph
Lisa Friedland
Briony Swire Thompson
David Lazer

The spread of fake news on social media became a public concern in the United States after the 2016 presidential election. We examined exposure to and sharing of fake news by registered voters on Twitter and found that engagement with fake news sources was extremely concentrated. Only 1% of individuals accounted for 80% of fake news source exposures, and 0.1% accounted for nearly 80% of fake news sources shared.

Report
Publication date: 
01/2019
Authors: 
David Lazer
Matthew Baum
Nir Grinberg
Lisa Friedland
Kenneth Joseph
Will Hobbs
Carolina Mattsson

Recent shifts in the media ecosystem raise new concerns about the vulnerability of democratic societies to fake news and the public's limited ability to contain it. Fake news as a form of misinformation benefits from the fast pacae that information travels in today's media ecosystem, in particular across social media platforms.

Peer Reviewed Computer Science Conference
Publication date: 
01/2019
Authors: 
Ronald Robertson
Shan Jiang
Kenneth Joseph
Lisa Friedland
David Lazer
Christo Wilson

There is a growing concensus that online platforms have a systematic influence on the democratic process. However, research beyond social media is limited. In this paper, we report the results of a mixed-methods algorithm audit of partisan audience bias and personalization within Google Search.

Journal Article
© heikenz 2019
Publication date: 
02/2018
Authors: 
David Lazer

The rise of fake news highlights the erosion of long-standing institutional bulwarks against misinformation in the internet age. Concern over the problem is global. However, much remains unknown regarding the vulnerabilities of individuals, institutions, and society to manipulations by malicious actors. A new system of safeguards is needed.

Keywords: 
Fake News

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