DarkHorse Podcast
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An Inconvenient Podcast: Del Bigtree on DarkHorse

January 26, 2026

AI Summary

5 min read

Del Bigtree, host of The HighWire and CEO of the Informed Consent Action Network, joins Bret Weinstein on the DarkHorse Podcast to discuss his film An Inconvenient Study. The film centers on a retrospective study from Henry Ford Health System comparing health outcomes in vaccinated and unvaccinated children, revealing stark differences that challenge vaccine safety claims. Bigtree recounts producing the film under intense time pressure for a Senate hearing led by Ron Johnson, using undercover footage to expose the study's lead researcher, Dr. Marcus Zervos.

The Henry Ford Study's Origins and Design

The study arose from a 2016 dinner between Bigtree, then promoting Vaxxed, and Zervos, head of infectious diseases at Henry Ford Health. Zervos, a self-described pro-vaccine advocate who mandated vaccines for hospital staff, admitted no proper vaccinated-unvaccinated comparisons existed despite public claims of vaccine safety. He agreed to analyze Henry Ford's database of about 18,500 children born 2010-2017, including nearly 2,000 unvaccinated ones.

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What you'll learn

  • 1 (00:00) **Intro and Guest Welcome** - Hosts introduce Del Bigtree, his film *An Inconvenient Study*, and mutual appreciation.
  • 2 (06:21) **Film Production Story** - Bigtree explains rushed creation of *An Inconvenient Study* for Sen. Ron Johnson's hearing on suppressed vax/unvax study.
  • 3 (07:03) **Study Origin with Dr. Zervos** - Bigtree recounts 2016 dinner leading to Henry Ford Health's vaxxed vs. unvaxxed study promise.
  • 4 (11:07) **Del's Pre-Vaxxed Career** - Transition from CBS Emmy-winning producer to vaccine skeptic via Vaxxed tour and CDC whistleblower.
  • 5 (23:11) **Burden of Proof Reversal** - Discussion on how vaccines assumed safe without inert placebo trials, shifting proof to skeptics.
  • 6 (32:57) **Vax/Unvax Study Results** - Vaccinated kids 2.5x more likely for chronic disease (57% vs. 17%), 6x for neurodevelopmental/autoimmune issues.
  • 7 (37:12) **Zervos Refuses Publication** - Study author privately endorses it but fears career end; covert footage reveals truth.

+ Full timestamped outline available in the app

Show Notes

Bret Weinstein speaks with Del Bigtree on the subject of medical freedom. Del Bigtree is the executive producer behind the new documentary An Inconvenient Study, which covers a study that compares the health of vaccinated vs unvaccinated children. 

Watch An Inconvenient Study for free https://aninconvenientstudy.com

Find Del Bigtree at https://x.com/delbigtree and https://thehighwire.com

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Theme Music: Thank you to Martin Molin of Wintergatan for providing us the rights to use their excellent music.

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Mentioned in this episode:

Unsafe at Any Speed: Dr. Toby Rogers on DarkHorse https://youtu.be/QQfIo75KHII

Toby Roger’s doctoral thesis, The Political Economy of Autism for links to studies mentioned https://ses.library.usyd.edu.au/bitstream/handle/2123/20198/Rogers_T_thesis.pdf

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