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