Paula Alsher has been doing this a while, see what she learned:
Michael Bloch, Sven Blumberg, and Jürgen Laartz write about how IT projects sometimes don't always work. Here's some ideas how to make them work better:
Charles Clarke writes about how leaders driving change are not always popular, but need conviction and courage:
Tom DiDonato and Noelle Gill write about experiences from the change at Lear company and discoveries about how to manage culture change.