It is his real name, and he also used his real surname in early blog posts.
It is not his real name. Once he upended his life, he revealed his real name here[1]. It is not Scott Alexander.
[1]: https://www.astralcodexten.com/p/still-alive
alt Hacker News
It is not his real name. Once he upended his life, he revealed his real name here[1]. It is not Scott Alexander.
[1]: https://www.astralcodexten.com/p/still-alive