| 2015 -2018 | Project Leader CBmed Center for Biomarker Research CBmed |
| 2010 -2013 | University Professor (Medical Informatics) at the Medical University of Graz (Austria) |
| 2008 -2008 | Appointment as extraordinary Professor at Freiburg University |
| 2007 -2012 | Member of Content Committee, International Health Terminology Standards Development Organisation (IHTSDO), Copenhagen |
| 2007 -2012 | Member of Scientific Advisory Board at Averbis GmbH, Freiburg (Germany) |
| 2003 -2003 | Appointment as University Lecturer (Privatdozent, Freiburg University) |
| 2003 -2009 | Guest Lecturer and Researcher at Parana Catholic University, Curitiba, Brazil. |
| 2002 -2002 | Habilitation (Highest Academic Distinction in Germany), Faculty of Medicine, Freiburg University |
| 2001 -2002 | Lecturer at Ruhr-Akademie Bochum, Germany |
| 2000 -2000 | Medical Informatics Certificate by the German Society of Medical Informatics, Biometry and Epidemiology (GMDS) and the German Society for Computer Science (GI) |
| 1996 -2000 | Lecturer at Freiburg School of Medical Documentation |
| 1994 -2012 | Research Assistant at the Institute of Medical Biometry and Medical Informatics at the Freiburg University Medical Center (Germany) (since 12/2010 5%) |
| 1993 -1994 | Trainee, MEDIS-Institute, GSF research center, Munich-Neuherberg (Germany) |
| 1992 -1993 | Vocational Training in Medical Informatics (ISP data, Munich) |
| 1992 -1992 | Certificate Emergency Medicine |
| 1992 -1993 | Emergency physician at Malteser-Hilfsdienst Munich |
| 1991 -1992 | Assistant physician: Regional Hospital Kandel (Germany). Surgery & Traumatology |
| 1991 -1991 | Assistant physician at Dr. Neuber Clinic, Rastatt (Germany): Internal Medicine and Primary Health Care. |
| 1991 -1992 | Lecturer at School of Nursing, Kandel (Germany) |
| 1990 -1990 | Research Student at the Institute of Tropical Hygiene and Public Health at the University of Heidelberg (Germany) ... |
| 1988 -1990 | Medical Dissertation (MD) in Theoretical Medicine at the Institute of Tropical Hygiene and Public Health at the University of Heidelberg (Germany) |
| 1988 -1988 | Research Student. Carrying out field study and lab analyzes in cooperation with the PRODDIMA Project (GTZ) in São Luís, Brazil |
| 1984 -1984 | Italian Language Studies at Istituto Bertrand Russell, Padova (Italy) |
| 1984 -1990 | Medical School (Heidelberg, Freiburg, Porto Alegre) |
| 1982 -1982 | Patient care traineeship, Reha-Krankenhaus Karlsbad-Langensteinbach (Germany) |
| 1982 -1984 | Alternative Civilian Service as nursing aid, Reha-Krankenhaus Karlsbad-Langensteinbach (Germany) |
| 1969 -1982 | Public Schools in Karlsruhe, Pforzheim and Ettlingen (Germany) |
| 2021 | Class of Academy Fellows of the International Academy of Health Sciences Informatics (IAHSI) |
| 2015 | Best Paper Award (Co-author): International Conference on Biomedical Ontologies; |
| 2014 | Runner-up Best Paper Award (First Author): International Conference on Formal Ontologies in Information Systems (FOIS) |
| 2012 | Best Paper Award (Co-author): International Conference on Biomedical Ontologies |
| 2008 | Best Poster Award, GMDS-Jahrestagung |
| 2007 | 2nd Best Paper Award: MEDINFO 2007 (12th World Congress on Health (Medical) Informatics) |
| 2005 | Förderpreis der Friedrich-Wingert-Stiftung |
| 2003 | Johann Peter Süßmilch Medaille durch die GMDS |
| 2020 -2025 | ELGA GmbH Mitglied der "German Translation Group" für SNOMED CT |
| 2017 -2025 | SNOMED International Berater (Modelling Advisory Group) |
| 2009 -2025 | Internationale Gesellschaft für Ontologie und ihre Anwendungen Mitglied |
| 2000 -2025 | Sociedade Brasileira de Informática em Saúde (SBIS) Mitglied |
| 2015 -2018 | Arbeitsgruppe "Language and Meaning in Biomedicine" Co-Chair |
| 2015 -2018 | CBmed Biomarker Research GmbH Project Leader |
| 2014 -2018 | ChEBI (Chemical Entities of Biological Interest) Beirat Advisory Board Member |
| 2008 -2018 | HL7 Benutzergruppe in Deutschland e.V. Mitglied |
| 2007 -2018 | Averbis GmbH Mitglied des wiss. Beirates |
| 1994 -2018 | GMDS (Deutsche Gesellschaft für Medizinische Informatik, Biometrie und Epidemiologie e.V. ) Mitglied |
| 2017 -2017 | MIRACUM Mitglied des Wissenschaftlichen Beirats |
| 2000 -2017 | American Medical Informatics Association (AMIA) Mitglied |
| 2015 -2016 | ASSESS-CT Workpackage Leader |
| 2014 -2016 | SEMCARE Workpackage Leader, Executive Board member |
| 2010 -2016 | International Health Terminology Standards Development Organisation Mitglied der IHTSDO - WHO Joint Advisory Group |
| 2012 -2015 | IMIA Leiter der Arbeitsgruppe "Language and Meaning in Biomedicine" |
| 2011 -2015 | SemanticHealtNet Network of Excellence Work Package Leader, Executive Board Member |
| 2007 -2012 | International Health Terminology Standards Development Organisation Mitglied des Content Committee |
| 2009 -2028 | JOURNAL OF BIOMEDICAL SEMANTICS: |
| 2024 -2024 | COMPUTER METHODS AND PROGRAMS IN BIOMEDICINE |
| 2008 -2023 | APPLIED ONTOLOGY |
| 2023 -2023 | MAYO CLINIC PROCEEDINGS |
| 2000 -2020 | INTERNATIONAL JOURNAL OF MEDICAL INFORMATICS |
| 2000 -2020 | METHODS OF INFORMATION IN MEDICINE |
| 2006 -2020 | BMC MEDICAL INFORMATICS AND DECISION MAKING |
| 2009 -2020 | JOURNAL OF BIOMEDICAL SEMANTICS |
| 2018 -2018 | BUNDESGESUNDHEITSBLATT, GESUNDHEITSFORSCHUNG, GESUNDHEITSSCHUTZ |
| 2007 -2017 | JOURNAL OF BIOMEDICAL INFORMATICS |
| 2012 -2017 | JOURNAL OF THE AMERICAN MEDICAL INFORMATICS ASSOCIATION : JAMIA |
| 2013 -2016 | PLOS ONE |
| 2016 -2016 | COMPUTATIONAL AND STRUCTURAL BIOTECHNOLOGY JOURNAL |
| 2008 -2013 | ARTIFICIAL INTELLIGENCE IN MEDICINE |
| 2008 -2013 | BMC BIOINFORMATICS |
| 2011 -2012 | BIOINFORMATICS |
| 2012 -2012 | SCIENCE |
| 2010 -2010 | NATURE BIOTECHNOLOGY |
| 2022 | Berufung: Mitglied: Medizinische Universität Graz |
| 2019 | Habilitation: Mitglied: Paris Orsay |
| 2015 | Habilitation: Mitglied: Luxembourg Institute for Science and Technology |
| 2015 -2018 | Bundesministerium für Bildung und Forschung - Germany |
| 2012 -2013 | Deutsche Forschungsgemeinschaft - Germany |
| 2011 -2012 | European Commission - Belgium |
| 2012 -2012 | Netherlands Organisation for Health and Research Development - Netherlands |
| 2012 -2012 | Netherlands eScience Center http://esciencecenter.nl/ - Netherlands |
| 2011 -2011 | National Research Foundation - South Africa |
| 2009 -2010 | ASIIN - Germany |
| 2010 -2010 | Jubiläumsfonds der Österreichischen Nationalbank (ÖNB) - Austria |
| 2007 -2008 | Swiss National Science Foundation - Switzerland |
| 2025 | Technische Universität Ilmenau |
| 2023 | Universität St. Gallen |
| 2017 | Universität Rennes |
| 2016 | Universidade de Cauca |
| 2016 | Universidade Federal de Pernambuco |
| 2014 | University of Aalborg |
| 2014 | University of Gothenburg |
| 2013 | University of São Paulo |
| 2013 | University of São Paulo |
| 2013 | University of Copenhagen |
| 2013 | University of the Basque Country |
| 2010 | Gesellschaft für Medizinische Informatik, Biometrie und Epidemiologie |
| 2025 | Interdisciplinary School on Applied Ontology (ISAO) Organisator |
| 2019 | JOWO 2019 - Joint Ontology Workshops Organisator |
| 2019 | Joint Workshop on Ontologies Organisator |
| 2019 | MEDINFO 2019 Mitglied Organisationskomitee |
| 2015 | MEDINFO 2015, São Paulo Mitglied Organisationskomitee |
| 2012 | ICBO+FOIS2012 Organisator |
| 2010 | Workshop on Ontologies in Biomedicine and Life Sciences (OBML 2010) Mitglied Organisationskomitee |
| 2010 | AMIA Annual Symposium Wissenschaftlicher Beirat/Beirätin |
| 2009 | Workshop on Ontologies in Biomedicine and Life Sciences (OBML 2009) Mitglied Organisationskomitee |
| 2008 | KR-MED 2008 Organisator |
| 2008 | Medical Informatics Europe Wissenschaftlicher Beirat/Beirätin |
| 2006 | FCTC Organisator |
| 2006 | Symposium on Semantic Mining in Biomedicine Mitglied Organisationskomitee |
| 2006 | Semantic Mining Conference on SNOMED CT Mitglied Organisationskomitee |
| 2005 | AMIA Annual Symposium Wissenschaftlicher Beirat/Beirätin |