Karl Jablonowski, PhD

Senior Research Scientist, Children's Health Defense

Pharmacovigilance researcher and co-author of papers on VAERS data quality and COVID-19-era safety surveillance failures. Witness at the April 2026 PSI hearing on COVID-19 vaccine safety signal masking.

Hearing testimony

Timeline appearances (1)

  • oversight

    The Permanent Subcommittee on Investigations holds its public hearing, "Unmasked: How Biden Health Officials Purposely Turned a Blind Eye Toward COVID-19 Vaccine Safety Signals," with testimony from David Wiseman, Karl Jablonowski, and Maria Young.