Mathias received his Ph.D. in computer and communication sciences from EPFL in 2015. He then spent two years as a post-doctoral researcher in the Center for IT-Security, Privacy, and Accountability (CISPA) at Saarland University, Germany, where he worked on genomic privacy and privacy in social networks. His current research interests lie at the intersection of privacy and machine learning, with a special application focus on biomedical data.  He is currently the lead scientist for the SDSC of the PHRT project “DPPH: Data Protection in Personalized Health”. He is also co-principal investigator of a project funded by the Leenaards Foundation on evaluating and preventing privacy risks in biomedical databases.