Privatdozent (Associate Professor) - Habilitation in Biology: 'Biodiversität im Wandel: Integrative Ansätze zur Analyse von ökologischen und evolutionären Prozessen in der Zoogeographie', Faculty of Mathematics and Natural Sciences, Rheinische Friedrich-Wilhelms-Universität Bonn

Curator and head of the Herpetology Section at the Zoologisches Forschungsmuseum Alexander Koenig (ZFMK), Bonn

Professor 'credenciado' and permanent staff member within the post-graduate programme in Zoology at the Universidade Estadual de Santa Cruz, UESC, Brazil

Honorary appointment: Adjunct Assistant Professor, Department of Wildland Resources, College of Natural Resources, Utah State University, USA

Research post-doctorate and project coordinator at Trier University, Trier (Faculty of Geography/Geosciences, Division of Biogeography, group of Prof. Dr. M. Veith): 'Implications of global change for biological resources, law and standards' funded by the Ministry of Education, Science, Youth and Culture of the Rhineland-Palatinate state of Germany

Dissertation: 'How to predict the future? Climate niches and potential distributions of amphibians and reptiles in a changing climate' at the Zoologisches Forschungsmuseum Alexander Koenig, ZFMK, Bonn, Germany (magna cum laude (1.0), advisor: Prof. Dr Wolfgang Böhme)

Diploma thesis at the Zoologisches Forschungsmuseum Alexander Koenig, Bonn, Germany (passed with distinction, 'Mit Auszeichnung Bestanden' (1.0), advisor: Prof. Dr. Wolfgang Böhme)

Study period at the Rheinische Friedrich-Wilhelms-Universität, Bonn. Subjects: Biology with a specialisation in zoology, botany and geography and the elective subject 'ecology and environment

Study period at the Rheinische Friedrich-Wilhelms-Universität, Bonn. Subjects: agronomics

Heinrich Böll Gymnasium Troisdorf (Abitur)