Terry Longstreth is a Senior Member of ACM, a Systems Engineer and specialist in Data and Information Standards, Data Architecture and Data Systems Development. He has been active in research, development, design and integration of large, complex database systems since the early 1970s. Until his retirement in June 2009, he was affiliated continuously with Lockheed Martin’s Integrated Systems and Global Services (IS&GS) and its predecessors, since starting out with IBM's Federal Systems Division in June of 1967 as an assembly language programmer on IBM 1410 and 360 computers. His IBM/Lockheed career included 10 years of international assignments in Asia, Europe, and Australia. In 2003, Terry was certified by Lockheed Martin Mission Systems as a Technical Specialist in Database Engineering.Specialties: In retirement, he serves as a volunteer engineering and standards consultant. Current activities include:(1) Administrative Vice President and member of the Board of Managers of the Washington Academy of Sciences (washacadsci.org)(2) NCOIC SCOPE and Netcentric Attributes working groups(3) ISO Primary Trusted Digital Repository Authorisation Body (PTAB) which is currently conducting audits for accreditation of Trustworthy Digital Repositories, evaluating them for compliance with the ISO 16363 standard(4) ISO TC37/SC 3 Working group on Management of terminology resources(5) 2013 Ontology Summit Co-Champion for Track B: Extrinsic Aspects of Ontology Evaluation