The evidence library
Evidence
Every item links to its primary source so you can read the original yourself. Each is labeled for what it is: a government document, a hearing record, a paper from the reform movement, or a mainstream study.
- Government document
- Hearing record
- Movement paper
- Mainstream study
- Video
Key Document
Executive orders, agency actions, schedules, and reference material.
- Our coverageGovernment documentAug 10, 2026Executive Order 14420, “Delivering Gold Standard Childhood Vaccine Recommendations for Americans”
Presidential action setting routine childhood vaccine recommendations at 11 diseases and directing HHS to plan for single-disease MMR shots.
- Our coverageGovernment documentJanuary 2026HHS childhood immunization schedule overhaul, January 2026
HHS moves six vaccines from routine to shared clinical decision-making; stayed by a federal court in March 2026 pending appeal.
- Our coverageGovernment documentDec 5, 2025ACIP hepatitis B birth-dose vote, December 2025
The reconstituted ACIP votes 8–3 to end the universal birth-dose recommendation. Stayed by court order March 2026.
- Our coverageGovernment documentNovember 2025CDC “Autism and Vaccines” webpage, updated November 2025
The CDC’s revised page on autism and vaccines, the text at the center of the November 2025 dispute.
- Our coverageGovernment documentApr 15, 2025CDC ADDM Network, autism prevalence 1 in 31 (2022 data)
The 2025 ADDM surveillance report across 16 U.S. communities.
- Our coverageGovernment documentMarch 2026Vaccine Injury Compensation Program and Vaccine Injury Table
HRSA’s VICP page and the table a 2026 petition seeks to expand by 300+ conditions.
- Government documentLeucovorin (folinic acid), reference
Background reference on leucovorin, discussed in the HHS autism report (NCBI Bookshelf).
Hearing
Congressional records and testimony.
- Our coverageHearing recordJanuary 2002Vaccines and the Autism Epidemic, Congressional record
107th Congress House event LC18020: the government’s track record on vaccines and autism, in full text.
Study & White Paper
Research from the reform movement and from mainstream institutions, labeled as such.
- Our coverageMovement paperOct 5, 2026Hulscher et al., Neurodevelopmental outcomes in COVID-19-vaccinated vs. unvaccinated U.S. children (NHIS 2022–2024)
McCullough Foundation preprint using federal survey data on about 22,000 children; reports higher odds of autism and ADHD after COVID vaccination. Not peer-reviewed.
- Our coverageMovement paperDec 9, 2025Oller, Broudy & Hulscher, A Peer-Review of the Vaccinated vs. Unvaccinated Study (Henry Ford cohort)
Reanalysis of the unpublished Henry Ford Health birth-cohort data discussed at the September 2025 Senate hearing. Methodology disputed by Henry Ford and fact-checkers.
- Our coverageMovement paperOctober 2025McCullough Foundation, “Determinants of Autism Spectrum Disorder”
Report led by Nicolas Hulscher naming early combination vaccination a leading modifiable risk factor. Not peer-reviewed; disputed by mainstream bodies.
- Our coverageMovement paperJanuary 2025Mawson & Jacob, Florida Medicaid vaccination and neurodevelopmental outcomes (2025)
Florida Medicaid-based comparison of vaccinated and unvaccinated children by advisory-board member Dr. Anthony Mawson. Methodology disputed by mainstream reviewers.
- Our coverageMainstream studyAugust 2025Mount Sinai: prenatal acetaminophen and autism/ADHD risk
Navigation Guide systematic review across 46 studies and 100,000+ participants, published in BMC Environmental Health.
- Our coverageMainstream studyJuly 2025Andersson et al. 2025, aluminum-adsorbed vaccines cohort study
Nationwide Danish cohort study on aluminum adjuvants and chronic childhood disease (PDF).
- Our coverageMainstream studyThimerosal-containing vaccines and autism, epidemiologic review
Review of pharmacokinetic and epidemiologic studies (NCBI PMC3018252).
- Our coverageMainstream studyPublication bias in ASD trials, cross-sectional study
40% of completed, well-designed ASD clinical trials go unpublished (NCBI PMC6877258).
Video
Documentaries and recorded briefings.
- Our coverageVideoAugust 2025Vaxxed: From Cover-Up to Catastrophe, official trailer
Trailer for the Children’s Health Defense documentary screened at the Foundation’s launch, on the CDC’s handling of its 2004 MMR data.