In the rich text editor:
@Forest_Faun
In a comment:
[Forest_Faun](https://chowlings.com/user/Forest_Faun)
For Names and Avatars:
In the rich text editor:
%Forest_Faun
In a comment:
[](https://chowlings.com/user/Forest_Faun) [Forest_Faun](https://chowlings.com/user/Forest_Faun)