Claire Pershan
EU Advocacy Lead
Currently at
Mozilla- Reports
- 3
- Organisations
- 2
- Active since
- 2024
- Latest report
- Aug 2024
Reports
Full database2024
3 reports- MozillaAug 2024TikTokX/TwitterMetaYouTubeGoogleLinkedInSnapchatCross-platformOther
Public Data Access Programs: A First Look
First systematic evaluation of 19 platforms' researcher data-access programs; access varies widely and data quality is poor.
Data Access & Research ToolsArt. 40 — Researcher data accessBy Cameron Hickey, Kaitlyn Dowling, Isabella Navia and Claire Pershan
- MozillaApr 2024TikTokX/TwitterMetaYouTubeGoogleLinkedInSnapchatCross-platformOther
Full Disclosure: Stress Testing Tech Platforms' Ad Repositories
With CheckFirst: tested ad-transparency tools of 11 companies; none rated 'ready,' with major data gaps and inaccuracies.
Ad Transparency & FraudPlatform Compliance & GovernanceArt. 39 — Ad transparencyBy Claire Pershan and Amaury Lesplingart
- Check FirstApr 2024TikTokMetaGoogleCross-platform
Mozilla commissions CheckFirst to conduct a stress test of Ad Repositories
First comprehensive report on DSA-strengthened platform ad libraries, finding the ad transparency tools failing to meet their intended purpose.
Ad Transparency & FraudPlatform Compliance & GovernanceArt. 39 — Ad transparencyBy Amaury Lesplingart and Claire Pershan