Industry/Government Collaborators & Advisory Board Members

Rick Kuhn Raghu N. Kacker
Mike Siok Sheng Xu
Paul Grizzaffi Tom Hill
Mark Bentsen

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

Applied and Computational Mathematics
National Institute of Standards & Technology
Gaithersburg, Maryland, USA

Raghu Kacker is a mathematical statistician in the Applied and Computational Mathematics Division (ACMD) of the Information Technology Laboratory (ITL) of the US National Institute of Standards and Technology (NIST). He has contributed to the design and evaluation of industrial experiments, quality engineering, and evaluation of measurement uncertainty in physical measurements and in the outputs of computational models. His current interests include development and use of combinatorial methods for testing software and systems. He has co-authored over 130 refereed publications and one book. He has a Ph.D. in statistics form the Iowa State University. 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. He is a Fellow of the American Statistical Association and a Fellow of the American Society for Quality. He has received the Distinguished Technical Staff Award from AT&T Bell Labs, and Bronze medal and Silver medal from the US Department of Commerce.

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Dr. Mike Siok

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

Dr. Michael F. Siok is a staff Systems Engineer working 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 and software test and analysis. In recent work, he 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 a senior member and current 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

Principal Automation Architect
Dallas, Texas, USA

Paul Grizzaffi is a Principal Automation Architect at Magenic. 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 ScrumMaster 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 keynote speaker who has presented at both local and national meetings and conferences. He is an advisor to Software Test Professionals and STPCon, as well as a member of the Industry Advisory Board of the Advanced Research Center for Software Testing and Quality Assurance (STQA) at UT Dallas. Paul looks forward to sharing his experiences and expanding his automation and testing knowledge of other product environments.

Tom Hill

Partner, Fellows Consulting Group, LLC

Dr. Thomas Hill, who became an EDS, an HP company, Fellow in 1991, was Director of EDS' Fellows and Distinguished Engineering Programs. The Fellows organization is responsible for corporate technical thought leadership and for creating innovative revenue-producing service offerings and tools for EDS' strategic targets, clients and EDS itself.

In addition to fulfilling his professional obligations, Dr. Hill is a member of the ACM and the International Council on Systems Engineering (INCOSE). He currently serves on the engineering boards of Texas Christian University and the University of Texas at Dallas, as well as volunteers as a mentor for the University of Dallas' MBA program. He has a BS and MBA in Information Technology, Microsoft certifications, and an open group architecture certification. Dr. Hill has written numerous articles and publications. He holds four active patents and has five patents pending.

Mark Bentsen

QA Manager, ARGO Data Resource Corporation, Richardson, Texas, USA

Mark Bentsen has been leading cross-enterprise collaboration in the Dallas-Fort Worth area among software quality practitioners for the past eight years. Gathering corporately on a quarterly basis, the QA Trailblazers are pushing each other to expand the capabilities of the modern software testing organization.

He is the QA Manager of ARGO data, a software development company providing mission-critical and analytical solutions for financial services and healthcare. Mr. Bentsen is a certified CTAL-Full, CSTE, PMP, and ASQ CMQ/OE. He has been invited to give lectures at different venues such as STPCon and UT Dallas, and present industry webinars to various audiences.