Essay: Robert H. Siemann—encounters and essays

Frank Zimmermann^*
European Organization for Nuclear Research (CERN), Geneva, Switzerland
and American Physical Society (APS), 1 Research Road, Ridge, New York 11961-2701, USA

^*Frank Zimmermann is a Senior Physicist at the European Organization for Nuclear Research (CERN) in Geneva, Switzerland. He earned a Ph.D. in physics from the University of Hamburg, Germany, in 1993. At the start of 1999 he joined CERN as a staff member of the former SL Division, after a Panofsky fellowship, a staff position, and a research associate post at the Stanford Linear Accelerator Center, and several prior appointments at DESY. He is a fellow of the American Physical Society. In 2002 he received the European Accelerator Prize. His present activity focuses on the commissioning of the Large Hadron Collider (LHC) and on design studies for the LHC upgrade. Since April 2007, he is the Editor of Physical Review Special Topics - Accelerators and Beams.