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