Dr. Barry Devlin is a leading authority in Europe on data warehousing. He defined the Data Warehouse Architecture within IBM Europe in 1985 and contributed to its practical implementation over a number of years. This gives him a unique insight into user demands for information, and the development consequences. Barry has a total of 14 years in the IS business, the last 10 of which have been spent with IBM's International Software Development Laboratory in Dublin. He currently works as a consultant in the IBM Consulting Group in Dublin and is a member of the IBM Academy of Technology.