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