copic marker shadows shading. a beginners guide to light placement. shadows shading is a book designed for people who want to understand the basic rules of light when coloring whether or not they draw their own art. this beginners guide covers many kinds of light the difference between shading and cast shadows how to color a variety of objects and shadow color theory. also includes four clear lighting placement guides. author marianne walker. softcover spiral bound 52 pages. made in usa.