Malcolm Chisholm is an internationally recognized thought leader in Data Management with over 25 years experience in a variety of sectors. He is the author of the books Managing Reference Data in Enterprise Databases (Morgan Kaufmann, 2000) and How to Build a Business Rules Engine (Morgan Kaufmann, 2003). Chisholm is an independent consultant and a frequent speaker on data topics at conferences. He runs the website www.refdataportal.com and can be reached at MasterDataConsulting@gmail.com.