Source: npl-folk email from En.
First Issue: Nov 1981
En is an old family nickname. Instead of the usual Ellie or even El, my sister and parents called (and still call) me En.
I even have Mickey Mouse ears with En embroidered on the back.
My nickname is N.
When I got online, I was not allowed to use a 2-letter nickname, hence Ennie.
Solutions editor from 1997 -1999?