Studio Lighting Basics for Shiny Metal and Reflections

From episode 15 of prophotolife.com:

There are a couple of ways to improve your photo studio lighting. You can buy a book (or watch a video, or read a website) that shows you exactly where and how to set up studio lighting. That’s a necessary part of the process and will definitely make you a better photographer. But to really master lighting, you need to understand how light works. My challenge in this video was introducing an intimidating sounding concept: the law of reflection. But, as you’ll see, once you understand this concept you’re a step closer to really taking control of your photographic lighting.