What is the strongest steelman against the belief that we all have free will?

What’s the context? I’ve not heard a free will debate outside of Christianity. Haha.

Change Your Self. Change Your Community. Change The World.

Context is SBF’s mom wrote this years ago and I think it explains a lot. I know there are smart people who believe this and I want to understand that side better  

https://www.bostonreview.net/forum/barbara-fried-beyond-blame-moral-responsibility-philosophy-law/

so i saw this on twitter, along with the related thread, but wasn't satisfied with that author's supposed "debunking" of SBF's mom -- i skimmed her work and it seemed fine ig