Not a '70s prog-rock band -- but three wonderful painters who also devote a great deal of time to creating thoughtful and informative art blog posts. All three have recently posted outstanding pieces.

Joanne Mattera gives us a masterful virtual tour of the Geo/Metric show at MoMA, complete with amazing photos that take us step-by-step through this remarkable installation, accompanied by Joanne's excellent and insightful comments about the work.

Kate Beck features a meditation on the color orange, and includes numerous abstract paintings as examples -- including one of my own (thanks Kate).

Eva Lake relates a fascinating story about the great Hannah Hoch, and profiles her life and work with some very fine examples of her collages.