A visual vocabulary for describing information architecture and interaction design
Quote: "Diagrams are an essential tool for communicating information architecture and interaction design in Web development teams. This document discusses the considerations in development of such diagrams, outlines a basic symbology for diagramming information architecture and interaction design concepts, and provides guidelines for the use of these elements."
Comment: This interview with Jesse James Garret links to the above resource. Certainly applicable to elearning designers.