Leonardo da Vinci was motivated by a determination to express reality, in his life doing all that he could discover and create it. He had manuscript notebooks which contained notes, doodles, lists, and sketches of many accurate studies of the human body such as a fetus and a human skeleton. Da Vinci was an incredible Renaissance man who became a member of the Guild of Saint Luke, he was interested in carpentry, leather arts, metalworking, sculpting, and drawing with many diverse interests. He asked questions about dimensionality, color, lighting, viewpoints, anatomy, architecture, and engineering always treating science and art as interchangeable subjects. Leonardo da Vinci created a fixed viewpoint between the person viewing the painting and
