This was the latest News posting on Studio Art Quilt Associates at
http://www.saqa.com/hotnews.php?ID=285
"The art quilt is a creative visual work that is layered and stitched or that references this form of stitched layered structure."
Visit the above link for the complete description (a short paragraph worth reading), of an art quilt and why it was revised. I didn't post the entire statement in case this is not allowed for me to do so here.