1978 PhD in physics 1982 Habilitation in physics 1982-1994 faculty member, Ludwig-Maximilians-Universität München 1994-2019 professor of physics, Friedrich-Alexander-Universität Erlangen-Nürnberg 2009-2019 director, Max Planck Institute for the Science of Light since 2019, senior professor, Friedrich-Alexander-Universität Erlangen-Nürnberg