JL;DR SUMMARY In "Leaving the Jewish Fold: Conversion and Radical Assimilation in Modern Jewish History" by Todd Endelman, the discussion revolves around figures like Cardinal Jean-Marie Lustiger and Anglican bishop Michael Solomon Alexander, who were born Jewish but converted to Christianity, with Alexander's conversion being rooted in a journey sparked by encountering the New Testament. A way out west there was a fella, fella I want to tell you about, fella by the name of Jeff Lebowski. At least, that was the handle his lovin' parents gave him, but he never had much use for it himself. This Lebowski, he called himself the Dude. Now, Dude, that's a name no one would self-apply where I come from. But then, there was a lot about the Dude that didn't make a whole lot of sense to me. And a lot about where he lived, likewise. But then again, maybe that's why I found the place s'durned innarestin'.