Industry/Government Collaborators & Advisory Board Members

Rick Kuhn Raghu N. Kacker
Shigeru Hosono Mike Siok
Sheng Xu Paul Grizzaffi

Rick Kuhn

Computer Scientist
National Institute of Standards & Technology
Gaithersburg, Maryland, USA

Rick Kuhn is a computer scientist in the Computer Security Division of the National Institute of Standards and Technology. He has authored two books and more than 100 conference or journal publications on information security, empirical studies of software failure, and software assurance, and is a senior member of the Institute of Electrical and Electronics Engineers (IEEE). He co-developed the role based access control model (RBAC) used throughout industry and led the effort that established RBAC as an ANSI standard. Previously he served as Program Manager for the Committee on Applications and Technology of the President's Information Infrastructure Task Force and as manager of the Software Quality Group at NIST. Before joining NIST in 1984, he worked as a systems analyst with NCR Corporation and the Johns Hopkins University Applied Physics Laboratory. He received an MS in computer science from the University of Maryland College Park, and an MBA from William & Mary.

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Dr. Raghu N. Kacker

Mathematical Statistician
National Institute of Standards & Technology
Gaithersburg, Maryland, USA

Raghu Kacker is a mathematical statistician in the Mathematical and Computational Sciences Division (MCSD) of the Information Technology Laboratory (ITL) of the National Institute of Standards and Technology (NIST). He received his Ph.D. in statistics from the Iowa State University in 1979. After one year on the faculty of Virginia Tech in Blacksburg, he worked for seven years in the former AT&T Bell Laboratories in New Jersey. He joined NIST in 1987. His current interests include evaluation of uncertainty in physical and virtual measurements, quantification of uncertainty from bias, combining information from interlaboratory evaluations and multiple methods of measurement, meta-analysis of clinical trials, measurement equations, Bayesian uncertainty, linear models and variance components, industrial statistics, quality engineering, and Taguchi methods. He is a Fellow of the American Statistical Association and a Fellow of the American Society for Quality. He was elected member of the International Statistical Institute. He has received Bronze medal from the U.S. Department of Commerce and Distinguished Technical Staff Award from the AT&T Bell Laboratories. He was member of an NIST team that developed software to assay large parallel processing programs, which won R&D 100 award. He is a member of the editorial boards of the journals Total Quality Management and Journal of Applied Statistics.

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Dr. Shigeru Hosono

Principal Researcher
Knowledge Discovery Research Laboratories
NEC Corporation
Tokyo, Japan

Shigeru Hosono is a principal researcher at Knowledge Discovery Research Laboratories, NEC Corporation. He has been engaged in software research and development over 20 years, since he received his M.E. in mechanical engineering and applied mathematics from Yokohama National University. He obtained his Ph.D. in service engineering from Tokyo Metropolitan University as his research interests extended to service design process and management. His recent interests include design methodologies of service system and methods for asset-based service development. Currently, he is involved in collaboration with the University of Texas at Dallas to carry out a study for reuse of test cases for high quality software development.

Dr. Hosono has served as chairs and PC members for IEEE Service Computing conferences (SERVICES, ICWS and SCC) since 2010. He is the chair of Technical Committee on Service Computing of IEICE (the Institute of Electronics, Information and Communication Engineers), and the vice chair of Design and System Division of JSPE (the Japan Society of Mechanical Engineers) this year (2015).

Dr. Mike Siok

Systems Engineer
Lockheed Martin Aeronautics Company
Fort Worth, Texas, USA

Dr. Michael F. Siok is a staff Systems Engineer with over 25 years of experience in embedded avionic computer systems and software development and test at Lockheed Martin Aeronautics Company in Fort Worth, Texas. Mike has conducted research in computer performance and software assurance, developed detailed planning and plans for avionics software programs, managed large avionics laboratory development projects, and performed avionics system testing and analysis. In recent work, Dr. Siok led an inter-disciplinary, inter-company senior engineering team to define and put into place the standard engineering practice for software safety at the company.

Dr. Siok received his D.Engr. and M.S. in Engineering Management from Southern Methodist University in Dallas, TX, and a Bachelor's of Engineering Technology, Electronics, (with a double major in Music) from Southwest State University in Marshall, Minnesota. He is the Chair of the IEEE Fort Worth Section, a registered Texas Professional Engineer, and an INCOSE Certified Expert Systems Engineering Professional (ESEP).

Sheng Xu

Senior Director
Huawei Technologies
Richardson, Texas, USA

Sheng Xu is currently Senior Director, Fixed Network Solution at Huawei USA R&D, with responsibility for company’s research & development of Fixed Broadband (FBB), Mobile Broadband (MBB) solutions covering business regions of North America, Latin America and South America. His organization also conducts research & development in Open Source Initiatives collaborating with ONOS, Stanford, UC Berkeley, AT&T, etc. Prior to his current role, his positions with Huawei included Director, Optical Network Architecture and Senior Manager, New Product Introduction with responsibility for penetrating America wireline markets.

Prior to Huawei, Mr. Xu was with Sycamore networks and a number of Silicon Valley startups, where he held various Research and Development roles focused on Fiber-Optic Transmission and Switching Technologies.

Mr. Xu holds an MSEE from Oklahoma State University, Stillwater and BS/MS in Physics from Tsinghua University, Beijing, China.

Paul Grizzaffi

Director, Quality Assurance
Plano, Texas, USA

Paul Grizzaffi is the Director of QA and Automation Program Architect for Revenue Cycle Technology at MedAssets-Precyse, a healthcare performance improvement company. His career has focused on the creation and deployment of automated test strategies, frameworks, tools, and platforms. He holds a Master of Science in Computer Science and is a Certified Scrum Master (CSM) from Scrum Alliance. Paul has created automation platforms and tool frameworks based on proprietary, open source and vendor-supplied tool chains in diverse product environments (telecom, stock trading, E-commerce, and healthcare). He is an accomplished speaker who has presented at both local and national meetings and conferences.