Communication Platform Power: A Practitioner's Guide to the Architecture of Amplification

By Ethan Chiu, Hugo Chung, Kaj Litch, Sarah Markey, and Isabella Panico

We are deeply grateful to Nisheeeth Vishnoi, Julian Posada, and Artur Pericles Lima Monteiro for generously sharing their expertise and guidance throughout the development of this brief.

Digital communication platforms have become mandatory infrastructure for billions worldwide, mediating access to information, services, and social connection. This has given them a role as essential infrastructure in everyday people’s lives—they facilitate and mediate almost every interaction between people. However, this mass adoption of digital platforms also means that they have gained the power to shape the speed, scale, and most importantly coordination of mass violence. Understanding speech platform dynamics—the systematic ways platforms shape visibility, virality, and social interaction—is essential for atrocity prevention in the digital era.

These platforms create mass atrocity risk through three interconnected mechanisms. First, network effects create captive audiences who cannot easily leave even when exposed to harmful content. Second, algorithmic governance systems prioritize engagement-maximizing content, systematically elevating extreme viewpoints over more moderate ones. Third, platforms provide coordination infrastructure through private groups, encrypted channels, and cross-platform amplification that enable violent actors to organize and mobilize at unprecedented speed and scale.

Additionally, platform dynamics hold the potential to accelerate violence, and in some cases already have. Algorithmic amplification compresses the pathway from dehumanization to mobilization—processes that once took years through traditional media now happen in weeks or months. Posting formats package complex hatred into shareable formats, normalizing dehumanization through virality. And real-time coordination enables synchronized violence across geography. Together, these interconnected design factors fundamentally reshape how mass violence unfolds.

The architecture is exportable: the same platform dynamics that enabled genocide in Myanmar have facilitated violence in Ethiopia, India, and Sri Lanka. Practitioners should monitor warning signs including sudden spikes in dehumanizing content, the emergence of closed coordination groups, and recommendation systems steering users toward extreme material. Platform governance—through transparency, structural reform, and community resilience—is now essential to atrocity prevention.