Other artists worth checking out:

• John Wehrle, Muralist
  John is a superb public art artist who has collaborated with John Pugh on large public projects in the S.F. Bay Area.
• Ron Francis
  One of the finest practicing trompe l'oeil artist in the world.
• Terry Schoonhoven
  Another great trompe l'oeil muralist.
• Primordial Visions
  Primordial and Primal - the abstract photography of S.F. bay area local; Howard Pugh. Howard is also John Pugh's twin brother.
• Zora
  From Broadway to site-specific murals Zora proves to be a "fountain of dynamic creativity".
• Tranquility Base
  Dedicated to collage in all its forms. Presented by Robert Magginetti.

Sites about trompe l'oeil and illusionism:

• Al Seckel's Homepage of Illusions, Perception & Cognitive Science
  Interested in understanding the neuronal correlates of visual and other types of sensory illusions, that is, how they can be explained in terms of the electrophysiology and neuroanatomy of the retinal and cortical networks that mediate visual perception? Then this is the site for you.
• Optical Illusions
  Grand collection of all the classic optical illusions ... 'sfun.
• The Exploritorium
  Amazing and educational exhibitions on illusion.