A prominent pseudonymous blogger has shut down his site after a New York Times reporter refused to conceal his identity in a forthcoming piece, putting his livelihood and life in danger. Psychiatrist Scott Alexander (his first and middle, but not last, name) has worked for years to cultivate a small but thriving intellectual community through his blog Slate Star Codex. That came to a halt Monday evening, however, when Alexander deleted the blog, replacing it with a post entitled "NYT Is Threatening My Safety By Revealing My Real Name, So I Am Deleting The Blog." The deletion was the culmination...