Canon 600EX-RT Speedlite Crash Course (DVD) from Michael The Maven breaks down the Canon 600 EX-RTI Speedlite in easy to understand concepts and lessons that will improve your usage for the flash. Additionally, the DVD includes Michael The Maven's Lighting Crash Course
The DVD includes a crash course on lighting, the physics of light and the mechanics of cameras. It also shows how to use the Speedlite in different situations and how to manipulate it, as well as your camera settings to get the results you want. In "Putting it all Together", the DVD highlights combinations of the techniques and variables used according to the situation.