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