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David Beirman
Senior Lecturer, Tourism, University of Technology Sydney
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Mirzam Abdurrachman
Lecturer at Department of Geology, Faculty of Earth Sciences and Technology, Institut Teknologi Bandung
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Balz Kamber
Professor of Petrology, Queensland University of Technology
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Richard John Arculus
Emeritus professor in geology, Australian National University
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Teresa Ubide
Senior Lecturer in Igneous Petrology/Volcanology, The University of Queensland
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Aswan
Lecturer in Geology, Institut Teknologi Bandung
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Yahdi Zaim
Professor in Geology, Institut Teknologi Bandung