David Clark is a Senior Member of Technical Staff at the Charles Stark Draper Laboratory. He has over 25 years experience in mathematical modeling, simulation, optimization, applied statistics, and software development. His work has spanned industry segments that include semiconductors, medical devices, pharmaceuticals, defense, and aerospace. His current responsibilities include reliability modeling for guidance and space systems, statistical analysis of life data for fielded systems, and development of software in support of corporate continuous improvement initiatives. Dave received a B. S. in Mathematics from the University of Massachusetts at Lowell and an M Eng. in Operations Research and Industrial Engineering from Cornell University.