Planning for policy implementation is as important as the implementation itself. A policy's intent can be subverted by the way the policy is implemented, or when unanticipated outcomes take precedence over the true intent. This article presents three cases of specific instances of unintended outcomes from policy implementation and presents a…

This paper explores the fault-tree analysis approach to isolating failure modes within a system. Fault tree investigates potentially undesirable events and then looks for failures in sequence that would lead to their occurring. Relationships among these events are symbolized by AND or OR logic gates, AND used when single events must coexist to…