Helen Remick shares:
I have written about my spiral design techniques for Subversive Stitchers: Women Armed with Needles. I describe my technique, inspirations, and a bit of math. I began putting spirals in my quilts after a trip to Paris, during which I took almost as many pictures of spiral staircases as of the other wonderful sights.
Check it out at: http://subversivestitch.blogspot.com/2010/01/swirl-of-inspiration-keeps-helen-remick.html