Erwin Binder ( 1934 - 1989 ) was an American painter. Erwin Binder s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2500 USD for La Mujer in 2005 to 12000 USD for Sacred Mysteries; Acts of Light, Male and Female in 2007 , based on the size and medium of the artwork.