When Ingham and Luft first presented "The Johari Window" to illustrate relationship in terms of awareness, they were surprised to find so many people, academicians and nonprofessionals alike, using, and tinkering with, the model. It seems to lend itself as a heuristic device in speculating about human relations. (To read an article by Dr. Dorothea von Ritter-Rohr explaining the Johari Window in more detail, click here--PDF file.) It is simple to visualize the four quadrants which represent the Johari Window: