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