Dr. Göstar Klingelhöfer was born 2 October 1956. He received his Diploma in Physics (atomic physics, instrument development) in 1984 and his Ph.D. in Physics (nuclear solid state physics, surface science) in 1990, both from the Darmstadt University of Technology. From 1990 to 1993 he served as a Postdoctoral Research Fellow at the Darmstadt University of Technology, and from 1993 to 1999 as Hochschulassistent (Assistant Professor) at the University of Darmstadt. In 1999, he joined the Institute for Inorganic and Analytical Chemistry at Johannes Gutenberg-University Mainz, where he currently serves as Senior Researcher. Dr. Klingelhöfer specializes in Atomic Physics, Nuclear Solid State Physics, and Instrumentation, and also works in Solid State and Nuclear Physics, Planetology, and Environmental Sciences.