depends on which image you are seeing. Some are the ambient light of the scene, may be with a reflector. Other's are punched with light his lighting crew delivered, whether strobe or hot light. When he does add his own lights, it is usually very near the camera so the cast shadow isn't very visible to the lens. The bottom line is to get the "Simple" takes a lot of care and hard work. You can do the same with the modern LED light banks, too.