SANDRA VANDERMERWE is Professor of International Marketing and Services at Imperial College Management School, London. She is a prolific and bestselling author whose work is based on ongoing, application driven research and collaboration with leading thinkers and practitioners. She works with several leading companies, has published in numerous academic journals and is on the editorial board of several international journals. Her bestselling books include, From Tin Soldiers to Russian Dolls: Creating Added Value Through Services (Butterworth Heinemann, 1993), The 11th Commandment: transforming to 'Own' Customers (John Wiley, 1996) and Customer Capitalism: Getting Increasing Returns in New 'Market Spaces' (Nicholas Brearley, 1999).