Johnnie Liliedahl: Drawing-2 for PaintersLearn how basic shapes can further your understanding of all forms in nature, and how certain natural laws affect the values of any object, regardless of its local value or color. Packed full of information and observations that every painter should know, Johnnie takes you through the myriad of concerns that every painter must address in any painting: viewpoint, unity and repetition, rhythm and variety, weight and contrast, positive and negative