External Reviewer for international Tourism programs at all HEI levels (Bachelor, Master, PhD). Reviews for
- Agency of Science and Higher Education Croatia (2013)
- The Cyprus Agency of Quality Assurance and Accreditation in Higher Education (2018, 2019, 2021)
- ASIIN, Kasachstan (2019)
- AQAS, Bali – Indonesia (2021), Oman (2022), Indonesia (2023)
Expert in evaluation and advisory committees such as the
- European Capital and Green Pioneer of Smart Tourism Award
- Austrian Innovation Award for Tourism
- Austrian Tourism for All Award
- One Planet Network
Member and Lead Expert in the international Tourism Panel on Climate Change (TPCC)
Member of UNWTO Working Group Measuring the Sustainability of Tourism
SDG Ambassador of the Austrian State Secretary of Tourism
Member of the Scientific Advisory Committee of Futouris
Chair of TourCert Certification Council