Personalizing the User Experience on ibm.com 
In this paper, we describe the results of an effort to first understand the value of personalising a website, as perceived by the visitors to the site as well as by the stakeholder organisation that owns it, and then to develop a strategy for introducing personalisation to the ibm.com website.
Karat, C.M., C. Brodie, J. Karat, J. Vergo and S.R. Alpert. IBM (2003). Articles>Web Design>User Experience>Personalization