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Mary Beth Chrissis is a senior member of the technical staff at the Software Engineering Institute (SEI). Since joining the SEI in 1988, Chrissis has been a coauthor of the Capability Maturity Model Integration for Development (CMMI-DEV) and Capability Maturity Model for Software (SW-CMM) models. Currently, Chrissis chairs the CMMI Configuration Control Board (CCB), is a member of the IEEE Software and Systems Engineering Standards Executive Committee, and is an instructor of various CMMI model-related courses at the SEI. Prior to joining the SEI, Chrissis worked at GTE Government Systems in Rockville, Maryland; Dravo Automation Sciences in Pittsburgh, Pennsylvania; and Sperry Corporation in Great Neck, New York. Before coming to the SEI, Chrissis was pursuing her M.S. in computer science from Johns Hopkins University, and in 1983 she received a B.S. from Carnegie Mellon University.