Tobias Zangmeister works for TWT GmbH, Stuttgart (process consulting, requirements engineering). He got a Master of Science from (Mathematical Engineering), TU Braunschweig. Until 2008 he worked on accidentology, evaluation methods for vehicle’s safety features with accident data at the Institute for Mathematical Stochastics, Braunschweig & Laboratoire d’Accidentologie et de Biomécanique, Paris. Between 2009 and 2014 he worked on virtual product design, mechanics of materials at Fraunhofer Institute for Industrial Mathematics ITWM, Kaiserslautern. In 2014 he got a PhD in Mathematical Engineering, TU Kaiserslautern. In SEO-DWARF, he contributed to the definition of user requirements and to the implementation of metadata structure.