2009 - Professor of Tourism, Linnaeus University, School of Business and Economics, Kalmar, Sweden.
2008 - Professor in Human Ecology, Lund University, Sweden
2007 - Research Coordinator, Research Centre for Sustainable Tourism, Western Norway Research Institute, Sogndal, Norway
2005 - Associate Professor (Docent) in Human Ecology and Cultural Geography, Lund University.
2003 - Postdoc at Freiburg University/Germany, Institute of Cultural Geography.
2001 - PhD in Human Ecology, Lund University/Sweden
1997 - 1. Staatsexamen: Geography/Biology, Westfälische Wilhelms-Universität (WWU), Münster/Germany
1996 - Diploma Geography, Westfälische Wilhelms-Universität (WWU), Münster/Germany
2019 - Visiting Professor (Erskine Fellowship), University of Canterbury, New Zealand.
2014 - Visiting Professor (W James Whyte Visiting Research Fellow), University of Queensland, Australia.
2011 - Visiting Professor, FRIAS, Freiburg University, Germany.
2010 - Visiting Professor, UN World Maritime University, Malmö, Sweden.
2009 - Visiting Professor, University of Queensland, Australia.
2008 - Visiting Professor, University of Applied Sciences, Eberswalde, Germany.
2023 - Clarivate Highly Cited Researcher 2023 (Clarivate)
2022 - Clarivate Highly Cited Researcher 2022
2022 - Ranked among the 1000 top scientists in the world in Environmental Sciences (Research.com)
2021 - Clarivate Highly Cited Researcher 2021
2021 - World's most cited researcher in 'sustainable tourism' (Microsoft Academics).
2021 - Reuters hot list of most influential climate academics
2021 - “Pandemics, tourism and global change: a rapid assessment of COVID-19” most-downloaded article published by Taylor & Francis in 2020
2020 - Clarivate Highly Cited Researcher 2020 (Web of Science)
2019 - Most highly cited researcher in Sweden, Environmental Sciences (Fokus)