Michael J. Mack IBM Systems and Technology Group, 11400 Burnet Road, Austin, Texas 78758 (mjmackus.ibm.com). Mr. Mack is a Senior Engineering Manager in processor development. He received a B.S. degree in computer engineering, summa cum laude, from Syracuse University. He joined IBM at the MIT Laboratory for Computer Science, developing hardware for parallel-processing research. He has worked on processor designs for System/370*, AS/400* and RS/6000* machines as well as on various system-on-chip designs for external customers and IBM standard products. Mr. Mack joined IBM Austin to work on the POWER6 processor project as the recovery unit lead and later as the core pervasives unit lead.

Wolfram M. Sauer IBM Systems and Technology Group, 11400 Burnet Road, Austin, Texas 78758 (wsauerus.ibm.com). Mr. Sauer is a Senior Technical Staff Member in the processor development area. He received a diploma degree (“Diplom-Informatiker”) in computer science from the University of Dortmund, Germany, in 1984. He subsequently joined IBM at the development laboratory in Boeblingen, Germany, and worked on the S/370* (later S/390* and zSeries) processor design, microcode, and tools. He joined IBM Austin in 2002 to work on the POWER6 processor project.

Scott B. Swaney IBM Systems and Technology Group, 2455 South Road, Poughkeepsie, New York 12601 (sswaneyus.ibm.com). Mr. Swaney received a B.S. degree in electrical engineering from Pennsylvania State University. He joined IBM in the Enterprise Systems Division as a VLSI (very-large-scale integration) design engineer. He is currently a Senior Technical Staff Member working on hardware and system design for the IBM eServer*. Mr. Swaney specializes in design for high availability in microprocessors and holds multiple patents related to processor recovery.

Bruce G. Mealey IBM Systems and Technology Group, 11400 Burnet Road, Austin, Texas 78758 (mealeyus.ibm.com). Mr. Mealey is a Senior Technical Staff Member in the OS development area. He received a B.S. degree in electrical engineering from the University of Texas. He joined the IBM Development Laboratory and has worked on system performance, system bring-up, and OS development. Mr. Mealey is currently working on OS reliability, serviceability, and availability.

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