Hermann Lederer received a diploma in physics from the University of Munich and a PhD in Natural Sciences from the Technical University of Munich for studies of the quaternary structure of the RNA polymerase promotor complex and its components by neutron small-angle scattering. After a post-doc position at Max Planck Institute of Biochemistry with research stays at ILL (Grenoble), Risoe National Lab (Roskilde), and DESY (Hamburg), he took a position at RZG. After data handling support for the fusion experiment Wendelstein-7AS, he built up the high performance applications group and headed it from 1995 till 2009 when he became deputy director of MPCDF (RZG). In the EU DEISA project he was leader of the Applications Task Force. For IFERC, he is EU expert for the fusion research supercomputer in Japan.