filter bubbles

This is a list of my publications on this topic.

Echo Chambers, Filter Bubbles and Polarisation: A Literature Review

This literature review examines social scientific evidence regarding the existence, causes, and effects of online echo chambers in the context of concerns about digital platforms contributing to polarisation in our societies generally, and in …

More Diverse, More Politically Varied: How Social Media, Search Engines and Aggregators Shape News Repertoires in the United Kingdom

There is still much to learn about how the rise of new, ‘distributed’, forms of news access through search engines, social media and aggregators are shaping people’s news use. We analyse passive web tracking data from the United Kingdom to make a …

Automated Serendipity: The Effect of Using Search Engines on News Repertoire Diversity and Balance

Search engines are an absolutely central part of the web. Yet we know relatively little about how they shape news consumption. In this study, we use survey data from four countries (UK, USA, Germany, Spain) to compare the news repertoires of those …

Platform Reliance, Information Intermediaries, and News Diversity: A Look at the Evidence

Are People Incidentally Exposed to News on Social Media? A Comparative Analysis

Scholars have questioned the potential for incidental exposure in high-choice media environments. We use online survey data to examine incidental exposure to news on social media (Facebook, YouTube, Twitter) in four countries (Italy, Australia, …

Are News Audiences Increasingly Fragmented? A Cross‐National Comparative Analysis of Cross‐Platform News Audience Fragmentation and Duplication

The move to high-choice media environments has sparked fears over audience fragmentation. We analyze news audiences across media platforms (print, television, and online) in 6 countries, going beyond platform-specific, single-country studies. We find …