Matthias Zehnder was born 1969 in St. Gall, Switzerland. He graduated from the University of Bern School of Dental Medicine in 1994, where he received his doctoral degree in dentistry (Dr. med. dent.) in 1996. Subsequently, he worked in private practice and part-time at the Department of Oral Cell Biology, University of Bern School of Dental Medicine. He then was employed at the Department of Oral Biology and Periodontology, Boston University Goldman School of Dental Medicine, and subsequently was trained at Columbia University to become a certified endodontist. Matt completed a PhD at Turku University (Finland) in 2005, and has received a Docent title from the University of Zurich in 2007. Currently, he is the tenured head of the Division of Endodontology at the Clinic of Conservative and Preventive Dentistry, University of Zurich. Matt’s main research interests are to develop dental biomaterials, diagnose pulpal disease using molecular markers, and to improve approaches to disinfect dental hard tissues. He won several awards for his research, such as the Hans Genet Award by the ESE, the Columbia University Division of Endodontics Alumni Achievement Award, and the Louis I. Grossman International Award. He is a former associate editor of the International Endodontic Journal and former editor-in-chief of the Swiss Dental Journal.