Picked this little gem from David Ziser's blog "Digital ProTalk."
The idea is that you can get a real focused light right where you need it by cranking down the exposure and brightness and then painting it back in with the adjustment brush.
A great way to isolate your subject and direct the viewers attention right where you need it even if you didn't have the lighting set up that way to begin with.
Check out the link below for his video tutorial.
