Some people publish under a pseudonym to disguise their true identity, others to separate their public persona from their private one. This is pretty clearly the later case.
He published the book under his initials in combination with a hint to his job. That he did not take a serious effort to hide his email is just consequential.
This is as exciting as had they reported they'd found out the real name of JJ Lehto.
EDIT: Thinking about it, it is simultaneously a nom de guerre and a nom de plume.
Some people publish under a pseudonym to disguise their true identity, others to separate their public persona from their private one. This is pretty clearly the later case.
He published the book under his initials in combination with a hint to his job. That he did not take a serious effort to hide his email is just consequential.
This is as exciting as had they reported they'd found out the real name of JJ Lehto.
EDIT: Thinking about it, it is simultaneously a nom de guerre and a nom de plume.