Kenneth J. Oakes IBM Systems and Technology Group, 2455 South Road, Poughkeepsie, New York 12601 (oakesus.ibm.com). Mr. Oakes is a Senior Technical Staff Member in eServer I/O development. He received a B.S. degree in electrical engineering from the University of New Haven. He is currently involved in IOSS design for the next-generation System z eServer. Mr. Oakes holds numerous patents and awards relating to channel and IOSS design.

Ulrich Helmich IBM Systems and Technology Group, IBM Deutschland Entwicklung GmbH, Schoenaicherstrasse 220, 71032 Boeblingen, Germany (helmichde.ibm.com). Mr. Helmich received an M.S. degree in physics from the University of Sussex and a Dipl. Phys. degree from the University of Tuebingen, Germany. His current responsibilities involve zSeries I/O microcode development, including first-error data collection (FEDC) and error-recovery code.

Andreas Kohler IBM Systems and Technology Group, IBM Deutschland Entwicklung GmbH, Schoenaicherstrasse 220, 71032 Boeblingen, Germany (akohlerde.ibm.com). Dr. Kohler received M.S. and Ph.D. degrees in physics from the University of Stuttgart, Germany. His current responsibilities involve System z I/O firmware development, including test tools, simulation, and error-recovery code.

Andrew W. Piechowski IBM Systems and Technology Group, 2455 South Road, Poughkeepsie, New York 12601 (firemanus.ibm.com). Mr. Piechowski is a Senior Software Engineer in System z9 coupling firmware development. He received an A.S. degree in electrical engineering from Thames Valley State Technical College. Mr. Piechowski has received several IBM Outstanding Technical Achievement Awards for his work on microcode design and development.

Martin Taubert IBM Systems and Technology Group, IBM Deutschland Entwicklung GmbH, Schoenaicherstrasse 220, 71032 Boeblingen, Germany (taubertde.ibm.com). Mr. Taubert is an Advisory Engineer in System z firmware development. He received his M.S. degree in computer science (Dipl.-Inform.) from the University of Kaiserslautern, Germany. He has received two IBM Outstanding Technical Achievement Awards for his contributions in the recovery area. Mr. Taubert is currently involved in IOSS design for the next-generation System z eServer.

John S. Trotter IBM Systems and Technology Group, 2455 South Road, Poughkeepsie, New York 12601 (trotterjus.ibm.com). Mr. Trotter is a Senior Software Engineer. He received his B.S. degree in electrical engineering from the Polytechnic University. He is currently involved in IOSS design and development for the next-generation System z eServer. Mr. Trotter holds numerous patents and has received several awards, including an IBM Outstanding Technical Achievement Award for the development and testing of the multiple image facility (MIF).

Joachim von Buttlar IBM Systems and Technology Group, IBM Deutschland Entwicklung GmbH, Schoenaicherstrasse 220, 71032 Boeblingen, Germany (joachim_von_buttlarde.ibm.com). Mr. von Buttlar is an Advisory Engineer in System z9 firmware development. He received an M.S. degree in computer science (Dipl.-Inform.) from the Technical University of Berlin, Germany. His current responsibilities include development of z/CECSIM and IOSS design for the next-generation System z eServer. Mr. von Buttlar has received an IBM Corporate Award.

Robert M. Whalen, Jr. IBM Systems and Technology Group, 2455 South Road, Poughkeepsie, New York 12601 (rmwhalenus.ibm.com). Mr. Whalen is a Senior Software Engineer. He received a B.A. degree in computer science from the State University of New York at Potsdam. He has worked in both the hardware and software laboratories on many projects as a microcode and software developer. Mr. Whalen has received several IBM Outstanding Technical Achievement Awards for his work on microcode design and development.