In the rich text editor:
@SheWolf
In a comment:
[SheWolf](https://chowlings.com/user/SheWolf)
For Names and Avatars:
In the rich text editor:
%SheWolf
In a comment:
[![SheWolf's Avatar](https://chowlings.com/images/avatars/1024.png?v=1644063243)](https://chowlings.com/user/SheWolf) [SheWolf](https://chowlings.com/user/SheWolf)