Thomas Lüthi was born in Herzogenbuchsee, Switzerland, in 1974. He received the M.S. and Ph.D. degrees in physics from the University of Bern, Bern, Switzerland, in 2000 and 2004, respectively. He is currently with the I. Physics Institute, University of Köln, Köln, Germany. His research concerns submillimeter-wave instrumentation, quasi-optical antenna systems, and microwave technology.