Patrick Donohoe is a Senior Member of the Technical Staff at the Carnegie Mellon Software Engineering Institute (SEI), working in the Software Engineering and Acquisition Practices Directorate. His current interests are NoSQL data stores for health care and combining architecture and PSP/TSP-based diagnostics. He has participated in several product line technical probes and architecture evaluations and is an instructor in the SEI’s Software Product Line Curriculum. Donohoe holds a bachelor’s degree in mathematics and a master’s degree in computer science, both from Trinity College, Dublin, Ireland.