I think his given explanation is plausible. Having that much opinion and personal information tied publicly to his real identity _would_ make it hard to do his

I think his given explanation is plausible. Having that much opinion and personal information tied publicly to his real identity _would_ make it hard to do his job as a psychiatrist well. Presumably that is very important to him, possibly even more important than the blog, especially when you take into account the personal safety issues of doxxing.