Faceted search offers tremendous potential for transforming the search experience. It provides a flexible framework that can satisfy a wide variety of user needs, from simple fact retrieval to complex exploratory search. It is now the dominant interaction paradigm for most eCommerce sites and is being increasingly applied to a wide range of enterprise search applications.
However, with this power comes a challenge: what kinds of categorisation schemes are effective and how should we use them to support search and navigation? Above all, how can we deliver search applications that address a growing range of user needs without compromising usability?