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