Tackling Usability Gotchas in Large-scale Site Redesigns
http://alistapart.com/articles/tacklingusability/

Zeldman, Jeffrey
List Apart, A
2003

Abstract:

Redesigns can solve old usability problems while creating new ones that must be solved in turn. From the lessons of the ALA 3.0 redesign comes this quick study in remapping content without frustrating readers.