Context: The peer review process in small rural hospitals is complicated by limited numbers of physicians, conflict of interest, issues related to appropriate utilization of new technology, possibility for conflicting recommendations, and need for external expertise. Purpose: The purpose of this project was to design, test, and implement a virtual…

How do you dynamically customize the programming language available in a context within an existing system, without changing the underlying system? This dissertation introduces a language design approach that addresses this problem. The basic idea is to structure programs as systems of multiple interacting levels of abstraction, where all of the…