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