Scope and structure
This volume represents the first systematic attempt to synthesize emerging multi-disciplinary research on social media's relationship to democracy. The 13 chapters cover:
Fundamentals of information integrity:
- Misinformation, disinformation, and online propaganda (Guess & Lyons)
- Misinformation and its correction (Wittenberg & Berinsky)
- Facts and where to find them: empirical research on internet platforms and content moderation (Keller & Leerssen)
Coordination and automation:
- Bots and computational propaganda: automation for communication and control (Woolley)
- Social media, echo chambers, and political polarization (Barberá)
Deliberate manipulation:
- Online hate speech (Siegel)
- Online political advertising in the United States (Fowler, Franz, Ridout)
- Dealing with disinformation: institutional and policy approaches (Hwang)
Institutional responses:
- Democratic creative destruction? The effect of a changing media landscape on democracy (Nielsen & Fletcher)
- Comparative media regulation in the United States and Europe (Fukuyama & Grotto)
- Democratic transparency in the platform society (Gorwa & Ash)
Key themes
Information disorder as structural problem. The book frames misinformation and disinformation not as isolated incidents but as systematic challenges to democratic epistemology, driven by platform design, economic incentives, and deliberate manipulation.
Platform power and accountability. Recurring theme across chapters: social media platforms have become primary infrastructure for democratic discourse, yet operate with limited transparency and weak public accountability. Reform proposals emphasize data access for researchers, algorithmic transparency, and regulatory frameworks.
Multiplicity of threats. The collection rejects a unified "fake news" framing, instead identifying distinct phenomena—computational propaganda, coordinated harassment, state-sponsored interference, polarizing algorithms—each requiring different analytical tools and policy responses.
Evidence gaps and methodological challenges. Editors note that despite urgent policy pressure, empirical evidence on many claims remains limited. Several chapters highlight the absence of systematic data on platform policies, algorithm effects, and correction mechanisms.
Notes
Strengths:
- First comprehensive, multi-chapter assessment of social media's role in democracy across multiple dimensions (information, polarization, manipulation, regulation).
- Gathers editors and contributors with direct policy experience (Persily at Stanford Cyber Policy Center, Tucker at NYU Center for Social Media and Politics), lending practical grounding to theoretical analysis.
- Each chapter is self-contained and citable, useful for researchers focused on specific subfields (bots, advertising, fact-checking, etc.).
Limitations:
- Publication date (early 2020) predates major platform policy shifts and COVID-era research on medical disinformation. Some empirical findings and policy proposals have been superseded.
- Emphasis on US and European contexts; Global South and non-Western platform ecosystems underrepresented.
- Limited engagement with platform resistance to transparency and data access—chapters on empirical measurement acknowledge researchers often work with severely constrained access.
Why it matters: Among the most widely cited references for framing social media's threat to democratic institutions, used extensively by policymakers, platform companies, and researchers to structure research agendas and regulatory proposals. Essential reading for understanding the intellectual foundations of the 2020s policy debate on platform accountability and content governance.