I'm happily experimenting with brioche knitting, right now working on a hat knitted from the centre. My first attempt to the left was not a success. I got the shape right, but it was not a very good idea starting with yellow: it looks like a gigantic pimple! ("The Plague Hat"?) So, I started with blue instead and changed the background colour just for fun and I think it looks a lot better.
And this is where I held my workshops: