Related to a previous post, here are two whitepapers published recently:
This white paper presents the results of a Forrester Research study commissioned by Microsoft to help organizations and individuals understand the benefits of the Fluent user interface and address some of the challenges they may have in transitioning to Microsoft Office 2007.
This white paper presents the results of a Forrester Research study commissioned by Microsoft to help IT organizations considering Microsoft Office 2007 adoptions anticipate the impact of the new Fluent user interface on their end users.