HANDBOOK EDITORS David D. Walden, ESEP, is co-owner and principal Consultant for Sysnovation, LLC, USA, which provides consulting and training in systems engineering throughout the world. Mr. Walden is Member of Tau Beta Pi, Senior Member of the IEEE, and an INCOSE ESEP. Garry J. Roedler, ESEP, is Fellow and ... Read morethe Engineering Outreach Program Manager for Lockheed Martin, USA. Mr. Roedler is an INCOSE Fellow and the recipient of the INCOSE Founders Award, the IEEE Golden Core, the Lockheed Martin Technical Leadership Award, and the Lockheed Martin NOVA Award. Kevin J. Forsberg, ESEP, is a recipient of the INCOSE Pioneer Award, an INCOSE Fellow, and a Fellow of ASME. Dr. Forsberg is co-owner and principal Consultant for OGR Systems, Inc., which provides consulting and training in systems engineering and project management worldwide. R. Douglas Hamelin is a Systems Engineering Specialist and Technical Writer for the Idaho National Laboratory. Mr. Hamelin is trained in requirements management, and contributes to a wide range of systems engineering applications as a functional analyst and document specialist. Thomas M. Shortell, CSEP, is a Senior Member of the engineering staff at Lockheed Martin. Mr. Shortell's experience spans requirements, architecture, integration, verification, and validation. He is a member of INCOSE and an INCOSE CSEP. Show Less