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