In the rich text editor:
@kurimuinu
In a comment:
[kurimuinu](https://chowlings.com/user/kurimuinu)
For Names and Avatars:
In the rich text editor:
%kurimuinu
In a comment:
[![kurimuinu's Avatar](https://chowlings.com/images/avatars/default.jpg)](https://chowlings.com/user/kurimuinu) [kurimuinu](https://chowlings.com/user/kurimuinu)