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