I maintain a web site where I post additional information, examples and tutorials. You are invited to browse various portfolios as well as download free material and purchase addi- tional tutorials at: http://www.varis.com Choose your platform from the buttons at the top of the web page - Mac, Windows and Unix First, duplicate the background to a new layer by dragging it over the new layer icon Now we need to smooth the transition from cool to warm in the image...