I'm embarassed to note that I've only just become aware of the Cultural Diversity and Law series published by Ashgate. The Series Editor is Prakash Shah of the School of Law of Queen Mary, University of London (UK). The series' description--there's also a short interview with Dr Shah--reads:
This volume exposes some of the various issues raised in relation to Muslim communities in Europe by putting the intellectual and legal traditions into dialogue. It brings together a number of scholars of Shari‘a and Islamic law with counterparts from the parallel European disciplines of hermeneutics, philosophy and jurisprudence, to explore how the processes of theological-legal thinking have been expressed and are being expressed in a more or less common intellectual framework. It provides a valuable reference for all those interested in exploring how Muslims and non-Muslims view Shari‘a law, looking at ways the European legal systems can provide some form of accommodation with Muslim customs.
The first title was Ralph Grillo, Roger Ballard, Alessandro Ferrari, André Hoekema, Marcel Maussen, and Prakash Shah (eds), Legal Practice and Cultural Diversity (2009). The abstract reads: