“How can something that feels so right be so wrong? Personas ought to be one of the defining techniques in user-focused design. Lots of professionals create them, yet too often the personas end up being too vague to guide a productís focus. They often lack the detail to be useful in guiding low-level design trade-offs. And, as typically done, personas have been too narrowly focused.”
Link:
http://www.boxesandarrows.com/archives/making_personas_more_powerful_details_to_drive_strategic_and_tactical_design.php
