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