"Why a Diagram is (Sometimes) Worth Ten Thousand Words" JILL H. LARKIN and HERBERT A. SIMON COGNITIVE SCIENCE 11, 65-99 (1987) We distinguish diagrammatic from sentential paper-and-pencil representations of information by developing altern…

"What Makes a Good Diagram? Improving the Cognitive Effectiveness of Diagrams in IS Development" By Daniel Moodyhttp://www.springerlink.com/content/w3465l78v1728027/ Abstract Diagrams play a critical role in IS development. Despite this, I…