Strobist technique, cross flash lighting the long version
http://youtu.be/Ho3LxOxLHrI
Strobist Behind the Lens
http://youtu.be/2pt23gE0vQQ
One Light Strobist - Kasia (www.maciejewskiprzemyslaw.
http://youtu.be/rZbKNe_gChE
Making Of Video of a Photo Shooting
http://youtu.be/umaWrYTQbR8