Claire Pershan

Advocacy Lead EU

Latest research

  • Stress-test-ad-libraries-report-graphics

    Full Disclosure: Stress testing tech platforms’ ad repositories

    April 16, 2024
    Ads transparency / Elections

    Mozilla called on Check First to test the ad transparency tools maintained by 11 of the world's largest tech companies. These tools aim to let researchers, watchdogs, and members of the public understand how commercial communications influence the information space and affect society.