Glenn Deen  IBM Research Division, Almaden Research Center, 6560 Harry Road, San Jose, California 95120 (glenn@almaden.ibm.com). Mr. Deen joined IBM in 1989. He is a researcher and the OptimalGrid project leader at the IBM Almaden Research Center. His current work is in the areas of distributed computing and healthcare informatics. In the past he has been involved in such areas as data visualization, distributed storage, and distributed security policy and architecture.

Matthew Hammer  IBM Research Division, Almaden Research Center, 6560 Harry Road, San Jose, California 95120 (hammer@upl.cs.wisc.edu). Mr. Hammer is a computer science Ph.D. candidate at the Toyota Technological Institute in Chicago specializing in programming language theory and implementation. While an undergraduate at the University of Wisconsin, he worked at the IBM Almaden Research Center on various grid computing projects including OptimalGrid and the Extreme Blue project GameGrid.

John Bethencourt  IBM Research Division, Almaden Research Center, 6560 Harry Road, San Jose, California 95120 (jbethenc@andrew.cmu.edu). Mr. Bethencourt is a computer science Ph.D. candidate at Carnegie Mellon University with a research focus in applied cryptography and systems security. He has been involved in several grid computing projects, including the Condor project at the University of Wisconsin (where he was an undergraduate) and the OptimalGrid project at the IBM Almaden Research Center.

Iris Eiron  IBM Research Division, Almaden Research Center, 6560 Harry Road, San Jose, California 95120 (iriss@us.ibm.com). Ms. Eiron is a researcher at the IBM Almaden Research Center. She joined IBM in January 1998 after receiving an M.S. degree in computer science from the Technion, the Israeli Institute of Technology. She worked for the IBM Israeli Research Lab for three years. In December 2000 she joined the Almaden Research Center. Ms. Eiron's current interests include development and implementation of a national healthcare infrastructure.

John Thomas  IBM Research Division, Almaden Research Center, 6560 Harry Road, San Jose, California 95120 (jgthomas@us.ibm.com). Mr. Thomas is a researcher in the department of Computer Science at the IBM Almaden Research Center. He is a Java developer for IBM. Mr. Thomas was previously one of the lead programmers for the IBM Almaden TSpaces project and a member of the OptimalGrid Project at the Almaden Research Center.

James H. Kaufman  IBM Research Division, Almaden Research Center, 6560 Harry Road, San Jose, California 95120 (kaufman@almaden.ibm.com). Dr. Kaufman is the manager of the Healthcare Informatics project in the department of Computer Science at the IBM Almaden Research Center. He received a B.A. degree in physics from Cornell University and a Ph.D. degree in physics from the University of California at Santa Barbara. During his career at IBM Research, he has made contributions to several fields ranging from simulation science to magnetic device technology. His scientific contributions include work on pattern formation, conducting polymers, superconductivity, experimental studies of the moon illusion, and contributions to distributed computing and grid middleware. Dr. Kaufman is a Fellow of the American Physical Society.