Chair of Solid State and Quantum Chemistry and Director of the Institute of Inorganic Chemistry at RWTH Aachen University in Germany, Former Director of Ab Initio Simulation Laboratory for Chemistry and Physics, Jülich Aachen Research Alliance in Germany. He was a Guest Professor (Quantum Theoretical Materials Chemistry) at the Center of Interdisciplinary Research of Tōhoku University in Japan. His many awards include the Otto Hahn Medal from the Max Planck Society, the Liebig Scholarship from German Chemical Industry Association, the Prize of Angewandte Chemie, the M. N. Saha Memorial Lecture by the Indian Association for the Cultivation of Science in Kolkata, the Innovation Award from RWTH Aachen University, and the Egon Wiberg Lecture by LMU Munich. He is on the editorial boards of journals such as Inorganics and the Journal of Physics Condensed Matter. He has more than 500 publications. His research areas include synthetic solid state chemistry, quantum chemistry, and crystal chemistry (neutron diffraction etc.). Group page: http://www.ssc.rwth-aachen.de/print.php?menuID=2