I can now show you the cushion that I submitted to Knitty as it's been rejected (their loss!). Only joking, when I look at the skill and imagination that has gone into the garments on Knitty, I am not at all surprised that this simple cushion wasn't good enough.
The basic pattern is the same as the other items I designed in the Ripple range; simple cabling body bordered in moss stitch, but the effect is quite pretty: