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