Soon to feature the major Madi arts works - but for the moment, you may want to follow these fine links :

Madi Art by Volf Roitman
Volf Roitman Madi artist
Shelley Goodman writer of several Madi artists biographies
Madi geometric art walkthrough Madi art
Wiki The Madi Art The Madi art movement and artists
Facebook Madi art Follow us on Facebook
Madi Museum of Dallas The Museum of Dallas fully dedicated to Madi arts