I just saw this video over on the Fstoppers blog and thought "yes, I'm going to try this for a shoot later this week!" Especially since clouds are in the forecast.
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Speedlight Mastery Trailer from Damien Lovegrove on
It's nice to see this in action with a real model and in real space. Watch the video to hopefully take be on your way to taking better , more interesting portraits!
The eyes tell it all... and you'll love the ending!
Here's a nice tutorial showing how to construct an interesting image using one light and several simple DIY light modifiers and reflectors.