More Attacks on Net Promoter Score
Customer Experience Matrix
JULY 11, 2007
It seems to be open season on Fred Reichheld. For many years, his concept of Net Promoter Score as a critical predictor of business success has been questioned by marketers. The Internets are now buzzing with a recent academic study “ A Longitudinal Examination of Net Promoter and Firm Revenue Growth ” (Timothy L. Keiningham, Bruce Cooil, Tor Wallin Andreassen, & Lerzan Aksoy, Journal of Marketing, July 2007) that duplicated Reichheld’s research but “fails to replicate his assertions regarding t
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