Biographical sketches of authors

Klaus-Dieter Schubert IBM Systems and Technology Group, IBM Entwicklung GmbH, Schoenaicherstrasse 220, 71032 Boeblingen, Germany (kdschube@de.ibm.com). Mr. Schubert is a Senior Technical Staff Member in the Hardware Development organization in the Boeblingen laboratories. He received his M.S. degree in electrical engineering in 1990 from Stuttgart University (Germany). He subsequently joined IBM in Boeblingen and has been responsible for hardware verification of multiple S/390 systems. He was the technical leader for hardware verification of the z900 2064 system and is currently responsible for system verification, including the VPO activities for all eServers including the z990 system. Mr. Schubert is the author of three patents; he has received two IBM Outstanding Technical Achievement Awards for his work on zSeries verification.

Edward C. McCain IBM Systems and Technology Group, 2455 South Road, Poughkeepsie, New York 12601 (mccain@us.ibm.com). Mr. McCain is currently a Senior Verification Engineer, team leader for the design of PICOSIM, z990 bringup and development function verification leader, and team leader for the S/390 emulation program. He joined IBM in 1982 and has worked on engineering systems testing for the IBM 308X, 3090, ES/9000, and the S/390 G3, G4, G5, and G6. He has received a Leadership Award for his work on PR/SM and MPG, a Division Award for his work on the ES/9000, Excellence Awards for his work on S/390 Parallel Sysplex EDVT testing, S/390 G4 functional test leadership, and S/390 G6 EST project leadership, and two IBM Outstanding Technical Achievement Awards for his work on zSeries 900 and 990 verification, virtual power-on, and bringup.

Hermann Pape IBM Systems and Technology Group, IBM Entwicklung GmbH, Schoenaicherstrasse 220, 71032 Boeblingen, Germany (hpape@de.ibm.com). Mr. Pape received his M.S. degree in electrical engineering in 1983 from the University of Siegen (Germany). In 1984, as a microcode development engineer, he joined IBM Finance Systems, where he was the microcode project leader for the IBM 4725 Statement Printer. In 1996, he joined the zSeries hardware development group. Mr. Pape was certified as a Project Management Professional (PMP) by the Project Management Institute (PMI^®) in 1999; he has since worked with the zSeries system simulation group and is currently the team leader for hardware/firmware co-simulation efforts during the VPO phase.

Karin Rebmann IBM Systems and Technology Group, IBM Entwicklung GmbH, Schoenaicherstrasse 220, 71032 Boeblingen, Germany (krebmann@de.ibm.com). Mrs. Rebmann is a Staff verification engineer in the zSeries hardware development group. She received an M.S. degree in medical computer science from the University of Heidelberg in 1982, joining the IBM Development Laboratories that same year. Mrs. Rebmann holds one verification patent and has been the team leader for zSeries CLK chip verification since 1998.

Patrick M. West IBM Systems and Technology Group, 2455 South Road, Poughkeepsie, New York 12601 (pmwest@us.ibm.com). Mr. West is currently a millicode design engineer for zSeries servers. He joined IBM in June 2001 after completing his B.S. degree in electrical and computer engineering at Rutgers University.

Ralf Winkelmann IBM Systems and Technology Group, IBM Entwicklung GmbH, Schoenaicherstrasse 220, 71032 Boeblingen, Germany (rwinkel@de.ibm.com). Dr. Winkelmann is a verification engineer in the Hardware Development organization in the Boeblingen laboratory. He studied computer science at the University of Applied Sciences Braunschweig/Wolfenbüttel, Germany, and received his diploma in 1994. In 1999 he received his Ph.D. degree from the University of Greenwich, London, UK. Since 2001 he has worked for IBM in hardware verification.