Barbara von Halle is Managing Partner of Knowledge Partners International, LLC (KPI). She is co-inventor of the Decision Model and co-author of The Decision Model: A Business Logic Framework Linking Business and Technology published by Auerbach Publications/Taylor and Francis LLC 2009. The book reveals ground breaking theory Groundbreaking theory, an early reviewer states "This book can become one of the classic books of a new era in computing that will have much traction in the next few years" - Opher Etzion, Ph.D., IBM Master Inventor. Barb writes a regular column in TDAN on the Decision Model.As the fifth recipient of the Outstanding Individual Achievement Award from International DAMA, Barb inducted into the Hall of Fame in 1995. Known as a data architecture and business rules pioneer, she has consulted for over 25 years. She is an invited keynote speaker at conferences in the US and Europe. She was a very popular columnist in Database Programming and Design magazine for many years.Her first book, Handbook of Relational Database Design published by Addison-Wesley since Published in 1989 has over 21 printings and been cited in 28 books. A recent review on amazon.com "Still the best working reference... The only reference book I recommend to anyone needing to understand relational database design" - M.C. Kettelhut, Ph.D." Other book publications include Business Rules Applied and The Business Rule Revolution. Her recent article in Intelligent Enterprise magazine was voted one of the top articles of the year and features case studies from Oregon State, Freddie Mac, Dell Financial Systems, and Pershing LLC. Barb can be found at www.TheDecisionModel.com where new announcements and materials on the Decision Model appear.