Gail Callahan, quilter, weaver, and dyer, said she never 'got' the color wheel with its confusing array of colors. After working with textiles and fiber for years she eventually found a way to make color theory less confusing; she turned the color wheel into a grid. My photos don't do this interesting tool very clear, but Gail wanted to find a way to eliminate some of the confusion she and others feel. The black template blocks out many…