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