Vacik Harald is affiliated to Department of Forest and Soil Sciences, Institute of Silviculture,University of Natural Resources and Life Sciences, Vienna, Austria. His international experience includes various programs, contributions and participation in different countries for diverse fields of study.  His research interests reflect in his wide range of publications in various national and international journals.  He is the Editorial Board Member and serves as a member of various associations apart from being an author for many books.  

• Multi-criteria decision making
• Nature conservation
• Biodiversity
• Silvicultural planning and decision making
• Dead wood