1. Dipartimento di Agraria; University of Naples Federico II; via Università 100 80055 Portici Napoli Italy
2. Institute for Landscape Planning and Ecology; University of Stuttgart; Keplerstrasse 11 70174 Stuttgart Germany
3. Insubric Research Group; Swiss Federal Research Institute WSL; a Ramèl 18 6593 Cadenazzo Switzerland
4. Fitzwilliam College; Storeys Way Cambridge United Kingdom
5. St Catherine's College; Manor Road Oxford United Kingdom
6. Southern Swedish Forest Research Centre; Swedish University of Agricultural Sciences; P.O. Box 49 230 53 Alnarp Sweden
7. Chaire Industrielle CRSNG-UQAT-UQAM en Aménagement Forestier Durable; Université du Québec en Abitibi-Témiscamingue (UQAT); 445 boulevard de l'Université Rouyn-Noranda Québec J9X 5E4 Canada
8. Department of Agriculture, Forest and Food Sciences; University of Turin; Largo Braccini 2 10095 Grugliasco Italy
9. Department of Silviculture and Genetics of Forest Trees; Forest Research Institute; Sekocin Stary Poland
10. TUM School of Life Sciences Weihenstephan; Technische Universität München; Freising Germany
11. Department of Forest Genetics, Federal Research and Training Centre for Forests; Natural Hazards and Landscapes (BFW); Seckendorff-Gudent-Weg 8 1131 Vienna Austria
12. Département Recherche-Développement-Innovation; RENECOFOR; Office National des Forêts; Boulevard de Constance 77300 Fontainebleau France
13. University of Firenze; Italy
14. Forestry Faculty; Applied Ecology Lab; Stefan cel Mare University of Suceava; Universitatii Street 13 Suceava 720229 Romania
15. Slovenian Forestry Institute; Ljubljana Slovenija
16. Division of Geography and Environmental Management; Manchester Metropolitan University; Manchester United Kingdom
17. Swiss Federal Institute for Forest, Snow and Landscape Research WSL; Disturbance Ecology; Züricherstrasse 111 8903 Birmensdorf Switzerland
18. Federal Department of Home Affairs FDHA; Federal Office of Meteorology and Climatology MeteoSwiss; Zurich Switzerland
19. School of Life Sciences; Keele University; Newcastle under Lyme United Kingdom
20. Nationalparkverwaltung Bayerischer Wald; Sachgebiet Naturschutz und Forschung; Freyunger Strasse 2 D-94481 Grafenau Germany