1. Department of Geography and Planning, School of Environmental Sciences University of Liverpool Liverpool UK
2. Faculty of Biology, Forest Biology Center Adam Mickiewicz University in Poznań Poznań Poland
3. Department of Forest and Soil Sciences, Institute of Forest Ecology University of Natural Resources and Life Sciences Vienna Austria
4. Department of Agriculture, Forest and Food Sciences University of Turin Turin Italy
5. CREA – Research Centre for Forestry and Wood Arezzo Italy
6. Swiss Federal Institute for Forest, Snow and Landscape Research WSL Birmensdorf Switzerland
7. Research Institute for Nature and Forest (INBO) Geraardsbergen Belgium
8. Department of Conservation and Research Bavarian Forest National Park Grafenau Germany
9. Silea Italy
10. Université Grenoble Alpes, INRAE, LESSEM Saint‐Martin‐d'Hères France
11. Department of Environmental Control Northwest German Forest Research Institute Göttingen Germany
12. Forestry Research and Competence Centre Gotha Gotha Germany
13. Faculty of Forestry and Wood Sciences Czech University of Life Sciences Prague Prague Czech Republic
14. Department of Silviculture and Forest Ecology of the Temperate Zones University of Göttingen Göttingen Germany