In the rich text editor:
@DracoGuise
In a comment:
[DracoGuise](https://chowlings.com/user/DracoGuise)
For Names and Avatars:
In the rich text editor:
%DracoGuise
In a comment:
[![DracoGuise's Avatar](https://chowlings.com/images/avatars/default.jpg)](https://chowlings.com/user/DracoGuise) [DracoGuise](https://chowlings.com/user/DracoGuise)