One identity per PERSON, not just per thread. No multiple names: only encourages irresponsible, inappropriate or offensive postings.
While I could be accused of hiding behind a pseudonym, it's only because that's what everyone did when I joined a few years ago. Those Catters I know, know my pseudonym and my real name, and some have even more-or-less blown my "cover" but really I have nothing to hide.
Trish Santer (Edinburgh) - so now you have it!!