Unfortunately, one of the only things that is proven to convince vaccine skeptics is when someone from their community dies of a preventable illness.
This is a great book on this topic: https://www.amazon.com/Anti-vaxxers-How-Challenge-Misinforme...
This is a great book on this topic: https://www.amazon.com/Anti-vaxxers-How-Challenge-Misinforme...
Parents of Texas child who died of measles stand by decision to not vaccinate
https://abc13.com/post/texas-measles-death-parents-child-die...
2/3 of the unvaccinated COVID patients who were admitted to hospital regretted their decision, declared they would promote the vaccine post-discharge, and declared they would get it post-discharge.