Markus Graf: Degree in Physics: 1992-1999 University of Konstanz, Germany, Exchange year at the University Joseph-Fourier, Grenoble, France, Research Assistant: 1999 Microelectronic Center MIC, Lyngby, Denmark, PhD: 1999-2004 Physical Electronics Laboratory, Swiss Federal Institute of Technology (ETH) Zurich, Switzerland, Postdoc: since Feb. 2004, Laureate of the Swiss Technology Award 2004 (together with Diego Barrettino, Stefano Taschini and Andreas Hierlemann) for the subjects covered by the book. Research interest: Integrated chemical sensors and CMOS-compatible micromachining.