Bestselling author, customer loyalty guru, and NPS creator Fred Reichheld on how Net Promoter has transformed the business landscape of the last 10 years with a simple credo: the primary purpose of a business is to enrich the lives of its customers.Offers fresh insights into a management system used by thousands of companies.Making a crucial and true-ringing argument about the purpose of business that will resonate broadly with marketers and strategists.Rich, vivid stories ranging across industr