This is an archived page of the 2002 conference



Plenary Speaker Bios

William Pulleyblank, Director of Exploratory Server Systems in IBM's Research Division and Director of the IBM Deep Computing Institute

Dr. William R. Pulleyblank is the Director of Exploratory Server Systems in IBM's Research Division and the Director of the IBM Deep Computing Institute. From 1995 to 2000 he was the Director of Mathematical Sciences. He has also served as the Research relationship executive responsible for Financial Services sector in IBM, the Utility and Energy Services industry, and for the Business Intelligence group. Before joining IBM Research in 1990, Dr. Pulleyblank was the holder of the Canadian Pacific Rail/NSERC Chair of Optimization and Computer Applications at the University of Waterloo.

He is a member of the Mathematical Sciences Board of the NRC, the Board of Directors of iCORE, the External Advisory Board of DIMACS, the Advisory Council of the Pacific Institute for the Mathematical Sciences, the External Advisory Committee of the Center for Research on Parallel Computation, RUTCOR, Rutgers University International Conferences on Discrete Applied Mathematics and Operations Research International Advisory Board, and member of the Scientific Advisory Panel of The Fields Institute for Research in Mathematical Sciences. In addition he serves on the editorial boards of a number of journals.

As Director of the Deep Computing Institute, Dr. Pulleyblank coordinates activities in the field of deep computing both within IBM and with industry, academic, and government research partners around the world. The Deep Computing Institute brings together experts in the mathematical sciences, computer science, and other disciplines to address challenging business and scientific problems, including Grand Challenge problems. Dr. Pulleyblank is the IBM Partnership Executive for the University of Minnesota.

Dr. Pulleyblank's personal research interests are in Operations Research, Combinatorial Optimization, and Applications of Optimization. In addition to writing a number of scientific papers and books, he has consulted for several companies including: Mobil Oil on helicopter routing; Marks and Spencer on depot management; Statistics Canada on survey validation; and CP Rail on train scheduling.

Daniel A. Reed, Director of the National Center for Supercomputing Applications (NCSA)

Daniel A. Reed is director of the National Center for Supercomputing Applications (NCSA) at the University of Illinois at Urbana-Champaign and of the National Computational Science Alliance (Alliance), a nationwide effort to prototype the 21st century's information infrastructure. He is also a principal investigator with the NSF TeraGrid project, an effort launched in FY2002 to build and deploy the world's largest, most comprehensive infrastructure for open scientific research. In these three leadership roles, Reed provides strategic direction and vision to NCSA, the Alliance, and the TeraGrid project. Reed came to the U of I in 1984 as an assistant professor of computer science and was department head from 1996-2001. He is a respected leader in the national computer science community and among the federal agencies that support research and development. He is a member of several national collaborations, including the Center for Grid Application Development Software, the Department of Energy (DOE) Next Generation Internet Initiative, and the DOE Accelerated Strategic Computing Initiative. He also serves on the advisory committee of the NSF's Directorate for Computer and Information Science and Engineering and on the board of directors of the Computing Research Association. In 2001, he was named a recipient of the Gutgsell Professorship by the University of Illinois in recognition of his distinguished service as university faculty member. Reed's ongoing research interests include tools and techniques for capturing and analyzing the performance of parallel systems via instrumentation and presentation techniques, and collaborative virtual environments for real-time performance analysis. Reed received his Ph.D. in computer science in 1983 from Purdue University. He holds an M.S. in computer science from Purdue and a B.S. in computer science from the University of Missouri at Rolla.

Dr. Mike Turff Global Manager DP Systems, PGS Data Processing

Dr. Mike Turff is Global Manager for the Data Processing division of Petroleum Geo-Services (PGS), a Norwegian-based leader in the oil exploration and production services markets. He has responsibility for building and maintaining the supercomputer centres in Houston, Oslo, London, Cairo and Perth as well as the smaller satellite data centres in Kazakhstan, Abu Dhabi, and Jakarta. He previously worked as Europe, Africa & Middle East Systems Manager for Western Geophysical building their supercomputer centres from mainframe-based to UNIX centred. Before joining PGS he worked in Baker Hughes where he built the Eastern Hemisphere IT Services organisation with IT Solutions Centres in Aberdeen, Dubai, and in Perth, Australia. He has particular interest in the challenges of building global organisations that harness the potential benefits of different timezones and cultures. He also likes snow skiing.

Applications & Tools Track Speaker Bios

Ron Brightwell, University of New Mexico, USA

Ron Brightwell received his B.S. in mathematics in 1991 and his M.S. in computer science in 1994 from Mississippi State University. He joined Sandia in 1995 after serving as a research assistant in the system software group at the MSU/NSF Engineering Research Center for Computational Fluid Dynamics. While at Sandia, he has designed and developed high-performance implementations of the Message Passing Interface (MPI) standard on several large-scale, massively parallel computing platforms, including the Cray T3D and T3E, the Intel Paragon and TeraFLOPS, and Sandia's Computational Plant Linux clusters. His research interests include high-performance, scalable communication interfaces and protocols for system area networks, operating systems for massively parallel processing machines, mixed-mode parallel programming models, and parallel program performance analysis libraries and tools. He is also currently pursuing a Ph.D. in the Department of Computer Science.

Stefano Cozzini, openMosix Project and INFM, Italy

Stefano Cozzini is a developing Scientist of INFM (Italian National Institute for Matter Physics) working at National Simulation Center DEMOCRITOS hosted at Sissa. He is now the coordinator of the IT activities within the center.  Prior to coming at Sissa, S.C. was a member of the High Performance group at the Cineca Supercomputing Center in Bologna (Italy) for about two years.  He earned a Phd in Physics from University of Padova (Italy) and he spent two years as Post-doc research at University of Sevilla (Spain) before joining the Cineca Center.  His main professional present interest is in the field of High performance computing and Grdi Computing applied to computational physics. 

John Fettig, NCSA, University of Illinois, USA

John Fettig is a Research Assistant working with the Performance Engineering and Computational Methods group at NCSA funded by a Department of Energy grant. He is investigating linear solvers for use in high performance computing applications, with a focus on astrophysics applications. Fettig holds a Bachelor's in Math and Computer Science from the University of Illinois, where he is working on a masters in Applied Math

Chona S. Guiang, Texas Advanced Computing Center, University of Texas - Austin, USA

Chona Guiang graduated from the University of the Philippines in 1992 with a B. S. degree in Chemistry, cum laude. In 1994, she was admitted to the Dept. of Chemistry Ph. D. program in the University of Texas at Austin, where she obtained her Master of Arts degree in 1997 and Ph. D. in 1999 for her work in quantum dynamics under the supervision of Prof. Robert E. Wyatt. Her Ph. D. dissertation involved numerical simulations of the coherent control of I_2 photodissociation in a solid Ar lattice, performed on a Cray T3E system.  After almost two semesters of postdoctoral work and one semester of teaching undergraduate quantum mechanics in the UT Austin Department of Chemistry, Chona joined the Texas Advanced Computing Center in August of 2000. Her experience in high performance computing includes consulting support for the NPACI and UT research community, optimization of applications for the different architectures at TACC, benchmarking and performance measurements, preparation of online user guides and manuals for the benefit of the TACC user community, as well as teaching training courses on various HPC topics with the other members of the TACC applications staff. These courses include the following topics: performance tuning for the Cray SV1 and IBM Regatta architectures, the shared memory programming environment on the IBM Regatta system and how it affects the behavior of OpenMP and MPI applications, compilers, performance libraries, and the use of different batch systems (NQS, PBS, and LoadLeveler).  Currently, Chona's professional interests include issues pertaining to cluster computing such as cluster administration, programming environment, and the performance characteristics of applications run on these systems; remote memory operations (aka one-sided communication) on MPP machines, and parallel I/O.

Thomas Hauser, Utah State University, USA

Thomas Hauser is an assistant professor at the Department of Mechanical and Aerospace Engineering at Utah State University. He received the degrees Diplom-Ingenieur and Doktor-Ingenieur in mechanical engineering from the University of Technology, Munich, in Germany. Prior to coming to Utah State University, he was a postdoctoral research associate at the Department of Mechanical Engineering and at the Center of Computational Science at the University of Kentucky. His cooperation with the cluster group in Electrical and Computer Engineering lead to an Honorable Mention in the category Price/Performance of the Gordon Bell Prize for its work "High-Cost CFD on a Low-Cost Cluster". His research interests are unsteady fluid dynamics simulations, distributed multiphysics simulation, and developing low-cost PC clusters engineered towards his applications.

Jungwoo Hong, KISTI, Korea

Jungwoo Hong received his Master's degree in 1994 in Computer Engineering from Kyungpook National University, Republic of Korea. Two years later, he began working for KISTI Supercomputing Center, specializing in parallel processing. He is currently in charge of building Tera-scale clusters at KISTI.

Kent Milfeld, Texas Advanced Computing Center, The University of Texas, USA

Kent Milfeld received his Ph.D. in Chemical Physics from the University of Texas at Austin.  After spending several years as a faculty member at the University of Houston teaching chemistry and numerical analysis, and serving as the director for computational chemistry he moved to Austin, Texas and joined the University of Texas HPC group at the supercomputer center. Over the last 15 years at the center, now called the Texas Advanced Computing Center (TACC), Kent has occupied his time directing the HPC training programs, teaching computational chemistry, consulting, and collaborating on computational projects.

Henry Neeman, Oklahoma University

Henry Neeman is the Director of the OU Supercomputing Center for Education & Research ( ) at the University of Oklahoma, a visiting assistant professor in OU's School of Computer Science and a research scientist at the Center for Analysis & Prediction of Storms. He received a B.S. in computer science and a B.A. in statistics from the State University of New York at Buffalo, and M.S. and Ph.D. degrees in CS from the University of Illinois at Urbana-Champaign. Prior to coming to OU, he was a postdoctoral research associate at the National Center for Supercomputing Applications, which is also where he conducted his dissertation research. In addition to his own teaching and research, Dr. Neeman collaborates with about a dozen OU research teams, applying HPC techniques in fields such as numerical weather prediction, molecular dynamics, high energy physics, nanotechnology, hydrocarbon reservoir modelling, river basin modeling, coastal simulation and engineering optimization.

Elizabeth Post, Lincoln University, New Zealand

Elizabeth Post is a lecturer in Applied Computing at Lincoln University in New Zealand where she teaches object-oriented programming, data structures and algorithms, computer  architecture, and parallel and distributed computing.   

She is also a member of the Centre for Advanced Computing Solutions at Lincoln University where her research is focused on using the Linux cluster that is part of the Centre. Her particular research interests are performance issues in parallel computing  and in using parallel processing effectively for modeling and  simulation. She has a developing interest in parallelizing  optimization algorithms.  

Elizabeth is particularly interested in collaborative research across disciplines. She has previously worked in the areas of meteorology and climatology and is currently working with scientists with  projects including modelling dairy farms, flood modelling and  contaminant transfer in aquifers.

Daniele Tessera, Università di Pavia, Italy

Daniele Tessera is a researcher at the Computer Science Department of the University of Pavia.  He received his laurea degree in electronic engineering in 1993, and his PhD in electronic engineering and computer science in 1997, both from the University of Pavia.  His research interests include performance analysis and debugging of parallel applications, and workload characterization.

George Turner, Indiana University

George Turner is the Senior Cluster Administrator for the Research and Technical Services (RATS) group of Indiana University's University Information Technology Services (UITS). He has a B.S. degree in Astrophysics from Indiana University and 20 years of experience managing and programming scientific data acquisition systems. His current vocation is the planning and installation of the geographically distributed AVIDD cluster across three of Indiana University's campuses. His avocation is upgrading/updating RoboScope, an autonomous robotic telescope that has been faithfully collecting data for 14 years while George "sleeps the night away."

Systems Track Speaker Bios

César A. F. De Rose, University of Rio Grande do Sul, Brazil

César De Rose is head of the Research Center in High Performance Computing (CPAD-PUCRS/HP) and associate professor at the computer science department of the Catholic University of Rio Grande do Sul (PUCRS), Brazil. He received his doctor degree in computer science in 1998 from the University of Karlsruhe, Germany. His areas of interest are parallel architectures and parallel and distributed processing.

David Henry, Linux NetworX

As the head architect for the ClusterWorX software suite, David Henry’s trademark is providing an intuitive and user-friendly software tool. He has focused on combining ClusterWorX and ICE Box functionality so the tools work seamlessly together. David’s efforts result in an enterprise software management suite that helps make system administration simpler. David received his master’s degree in computer science from Colorado State University and his B.S. degree from Brigham Young University.

Tau Leng, Dell Computer Corporation, USA

Tau Leng, Ph.D. ( is the lead engineer for HPC clustering in the Scalable Systems Group at Dell. His current research interests are parallel processing, distributed computing systems, compiler optimization, and performance benchmarking. Tau earned a B.S. in Mathematics from the FuJen Catholic University in Taiwan, an M.S. in Computer Science from Utah State University, and a Ph.D. in Computer Science from the University of Houston.

Patrick Miller, Lawrence Livermore National Laboratory, USA

Patrick Miller has more than twenty years of experience in high-performance and parallel computing, and he has been a devoted lover of Python for the past six years. He has a Ph.D. in Computer Science from UC Davis in runtime error detection/correction. He currently works at Lawrence Livermore National Laboratory and lectures in distributed programming at the University of San Francisco. He has research interests in parallel computation, parallel languages, high efficiency interpreters, and debuggers. He previously developed compilers and interpreters for the SISAL parallel language project and more recently developed a distributed, parallel Python implementation (pyMPI) and various Python to C++ translators

Zhang Youhui, Tsinghua University 

Zhang Youhui was born in 1974. He is an assistant professor at the Department of Computer Science and Technology, Tsinghua University. He received his Ph.D degree in computer science from Tsinghua University in 2002. His research interests are parallel processing, network storage and computer architecture.

Vendors Speaker Bios

Joseph Banas, IBM

Joseph Banas is the worldwide Go to Market Leader for IBM eServer Linux Clusters. His role supports customers in key emerging growth areas related>to Linux clusters such as GRID, Life Sciences, Industrial, and Financial Services accounts. Prior to this position, Joseph held a variety of management, technical, programming, and customer support roles in IBM's Server Group with a focus on High Performance Computing. These included Software Program Manager for the ASCI Blue project for IBM, Software Development and Usability manager for the IBM RS/6000 SP, and Quality Assurance testing for the VM operating system. He has a Bachelor of Science degree in Computer Science from Bloomsburg University in the US.

Tim Mattson, Intel

Tim Mattson earned a PhD. in Chemistry for his work on quantum molecular-scattering theory (UCSC, 1985). This was followed by a Post-doc at Caltech where he ported his molecular-scattering software to the Caltech/JPL hypercubes. Since then, he has held a number of commercial and academic positions with computational science on high-performance computers as the common thread.

Dr. Mattson joined Intel in 1993 to work on a variety of parallel-computing problems. This included benchmarking, system performance modeling, and applications research. He was one of the lead scientists on Intel's ASCI teraFLOPS project: a project that resulted in the first computer to run MPLINPACK in excess of one teraFLOPS.

Currently, he is a member of Intel's Computational Software Laboratory where he is working on technologies to make parallel computing more accessible. He helped write the OpenMP standard for programming shared memory computers and currently serves as the CEO of the OpenMP architecture review board. In addition to his OpenMP work, Dr. Mattson is chairman of the Open Cluster Group steering committee, and he helped create OSCAR--the most popular package in the world for building HPC clusters.