One of OldHLSDude's schizophrenic sons murdered OldHLSDude and now runs the account so as not to raise suspicion.
NSAM is schizophrenic but unrelated to the murder/disappearance.(http://www.autoadmit.com/thread.php?thread_id=5806969&forum_id=2\u0026mark_id=5310880#49488385)