[boren]

This is a well know technique, but for high contrast scenes (such as nightscapes) it's not a very good idea. Here's a very interesting article about the subject:



http://theonlinephotographer.typepad.com/the_online_photographer/2011/10/expose-to-the-right-is-a-bunch-of-bull.html



And here's another article which rebuts the idea:



http://chromasoft.blogspot.com/2009/09/why-expose-to-right-is-just-plain-wrong.html