[IncreasePosts]

I assumed you were talking about who I know as james Simons, but just googled him to make sure there wasn't someone else, and yeah - first pic on Google is him with a cigarette. Also learned it was lung cancer that took him out, though he did make it to 86 which isn't bad.

[WalterBright]

Then there's George Harrison, who died of lung cancer way too young.