Stephan Russenschuck is a Principal Applied Physicist in the Accelerator Technology Department of the European Organization for Nuclear Research (CERN), Geneva, Switzerland, and the head of CERN’s test and magnetic measurement section. He is a leading authority on the electromagnetic design of accelerator magnets, the author of the CERN field-computation program ROXIE, and a University Lecturer (Habilitation) for the Theory of Electromagnetic Fields at the Technical University of Vienna, Austria. Dr. Russenschuck has served as chairman of the Technical and Doctoral Student Committee at CERN and for 25 years as a member of the Board of the International COMPUMAG Society. Since 1998, he has been a member of the organizing committees of the ICAP conferences on computational accelerator physics and the NUMELEC conferences on numerical field computation.