1. It was the start of corporate design.
2. Includes elements of Constructivist graphic design.
3. A new form of Typography. Assymetry and bold lines.
4. Often used san serif fonts.
5. Obvious use of negative space.
6. Black and white photography and grid structures to create designs.
ARTISTS OF INTERNATIONAL DESIGN:
Joseph Muller Brockmann - Used a messy style, created dissorder with typography. Keeping to grid systems, but putting text off centre. 
Hofmann - co-designer of famous typography style, Helvetica in 1957.
Paul Rand - Corporate identity graphic designer, known for many famous corporate logos still seen today.
Emil Ruder - Swiss Typographer.
