Professor of biophysics at the Faculty of Pharmacy of Strasbourg. Head of the Laboratory of Biophotonics and Pharmacology, UMR 7213 CNRS. Chair of the permanent steering committee of the Methods & Applications in Fluorescence conferences. Honorary Doctor of the National Taras Shevchenko University of Kiev. Member of the CNRS National Committee since 2009. Editor in chief of Methods and applications in Fluorescence. Editor of The protein journal, Open Journal of Biophysics, & ISRN Biochemistry.