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