visual communication

The important elements of visual communication
http://makeyourideasart.com/design/the-important-elements-of-visual-communication/

 The important principles of visual communication
http://makeyourideasart.com/design/the-important-principles-of-visual-communication/

 Visual Representation
http://www.interaction-design.org/encyclopedia/visual_representation.html 

The Power of Visual Communication
http://www.billiondollargraphics.com/infographics.html