The Creative Commons Dilemma

If you take an Alitalia flight in November, have a look at the in-flight magazine, Ulisse. On page 80 you will find a reproduction of this picture of mine. On the facing page you will also find this other picture. I think I shouldn’t complain, my pictures here on Flickr are available under a Creative Commons license, and the magazine …

The Inverse Square Law, explained

Most photographers using artificial lighting know about the Inverse Square Law, namely the fact that light intensity decreases according to the square of the distance between the light source and the subject. This is important for two reasons: The farther your subject is from the light source, the more power you must use to light it, and Light falls off …