hi all
what do you think is the best way to change a colour image from cmyk (or rgb) to a black and white image that isn't greyscale. that is, that is cmyk in order to print

k

simply desaturate. depending on the program you use, this can be done with several different tools. but, basically, all you're doing is removing the color without changing the file type/format.

craig

This post might have the answer you're looking for: B&W conversion (http://www.retouchpro.com/forums/showthread.php?t=13953) .