Barbara von Halle is Managing Partner of Knowledge Partners International, LLC. Co-inventor of The Decision Model, she co-authored The Decision Model: A Business Logic Framework Linking Business and Technology (Taylor&Francis 2009). The fifth recipient of the Outstanding Individual Achievement Award from International DAMA, inducted into the Hall of Fame in 1995, she is a pioneer in data architecture, business rules.

Barbara coauthors a column in www.Tdan.com and www.ModernAnalyst.com and consults on KPI's Decision Modeling, Requirements projects.

Her first book, Handbook of Relational Database Design has sold over 21,000 copies. She was the most popular in Database Programming and Design magazine.