Amazon.com description: Product Description: A scientific explanation for artists working in all mediums describing what actually occurs when light falls on form. Equipped with this knowledge they are in a better position to use the effects of light in the improvement of their artforms. The book explains the creative use of light to unify a scene, set a mood, define texture, indicate weight, express time of day, temperature or season. Directed at artists at all levels of expertise it is shown how discriminating use of light can help to create the illusion of solidity, subtlety and life. The author has also written "Drawing with an Open Mind".