Gestalt.What is this?

Here you are some concepst about Gestalt laws of perception from Slide share

The gestalt laws of perception 

 Some videos  from youtube:




 

And some links about it:
graphicdesign.gestaltprinciples
interaction-design.org.gestalt-principles-of-form-perception
smashingmagazine.com.design-principles-visual-perception-and-the-principles-of-gestalt/
http://visual-memory.co.uk/daniel/Documents/visper/visper07.html
http://www.users.totalise.co.uk/~kbroom/Lectures/gestalt.htm
http://www.artinarch.com/vp12.html

I think that you have enought information. Now work with the Gestalt principles.