it looks like this is the primary source:
https://www.newyorker.com/magazine/2025/12/15/oliver-sacks-p...
Oliver Sacks Put Himself into His Case Studies. What Was the Cost? - https://news.ycombinator.com/item?id=46204853 - Dec 9 2025 (29 comments)
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Oliver Sacks put himself into his case studies – what was the cost? - https://news.ycombinator.com/item?id=46318544 - Dec 2025 (50 comments)
it looks like this is the primary source:
https://www.newyorker.com/magazine/2025/12/15/oliver-sacks-p...