: Simple Mode: Addressing Knowledge Engineering Complexity in a Privacy Expert System Siani Pearson HP Laboratories HPL-2010-75 privacy, decision support, usability, knowledge engineering This paper shows how a combination of usability and heuristics can be used to reduce complexity for privacy experts who create and maintain the knowledge base of a decision support system. This system helps people take privacy into account during decision making without being overwhelmed by the complexity of different national and sector-specific legislation. External Posting Date: July 6, 2010 [Fulltext] Approved for External Publication Internal Posting Date: July 6, 2010 [Fulltext] Published as: Siani Pearson, "Addressing Complexity in a Privacy Expert System", E. Hullermeier, R. Kruse, and F. Hoffmann (Eds.): IPMU 2010, Part II, CCIS 81, pp. 612-621, Springer-Verlag Berlin Heidelberg, 2010. Copyright Springer-Verlag Berlin Heidelberg, 2010.