A Guide to Painting a Still Life like Matisse Ian Sidaway and Angela Gair In their comprehensive painting primer, How to Paint: A Complete Beginner's Guide to Watercolors, Acrylics, and Oils, artists Angela Gair and Ian Sidaway share step-by-step exercises to help beginner and aspiring painters learn painting techniques and hone their skills. Below, we share an excerpt from the book’s new edition, on using the historic painting technique known as “alla prima” to portray a still life.