Media, Markets & Misinformation
A blog by Dr. Diaz Ruiz
The Perils of the “zero click” Internet: How Advertising in AI Models Threatens Free Markets and Free Speech
What happens when advertising no longer directs traffic to a website, but becomes part of the answer itself? The rise of AI-powered zero-click environments create avenues for advertisers to influence the AI’s output, creating opportunities to amplify disinformation for profit.
Plenary: Rethinking Resilience in a Changing World
Carlos Diaz Ruiz was a keynote speaker at Frontiers of Service 2026 in the plenary “Rethinking Resilience in a Changing World.” He discussed how more equitable digital markets can help strengthen democratic resilience to disinformation.
My interview with France 24 on the lucrative advertising market behind disinformation
Carlos Diaz Ruiz spoke with Aurélia Abdelbost at France 24 about the lucrative advertising market that profits from the circulation of disinformation on social media.
Echo Chambers on Social Media
Why do polarizing narratives jump from fringe online spaces into mainstream debate? Social Media echo chambers are highly effective for influence operations, but existing academic research has found mixed evidence on whether they even exist.