If you click 'post reply' or 'go advanced' to see the full text editor, you'll find a big blue 'H W' at the end of the toolbar. These are WikiWing controls, which will make sense very soon. The 'H' allows you to enter headings in your posts. Not much point to this in the regular forum, but in...

At the moment, I'm concentrating on setting up wiki software to host the collaborative WikiWing of commentary, insights and 'aha!' experiences. The challenge is to get one that's nice and usable, and also integrates smoothly with the login here, so that Change Circle members will be able to log...