When the Cubans announce an international science conference in Havana, American spies try to nip it in the bud, suspecting a sophisticated disinformation campaign. With politics and bad blood threatening to cloud out the science story, a group of scientists get together and a very different theory for Havana Syndrome is put forward.

Credits

Havana Helmet Club is a Yarn production for Radio 4 and BBC Sounds

This episode was edited and updated on 13th August 2025 to correct two factual errors in the original version, namely that we quote Dr Stephen Hampton not Dr Randal Swanson in relation to the first uPenn paper, and that 'Adam' did not attend Walter Reed hospital in relation to his symptoms.