Photographers paint with light. Without light, we have nothing. No light, no image! Understanding how light works, the properties of light, and how to best use light to achieve the desired result is pivotal for being a photographer.
This section cover's a top-down analysis of light and it's properties.
This section is also has a bottom up demonstration of lighting setups, and pragmatic solutions to different lighting problems.
Light is awesome! Let's get into it.