Jatna Supriatna is a distinguished Professor of Conservation Biology at the Faculty of Mathematics and Science and serves as the Chairman of the Institute for Sustainability of Earth and Resources at Universitas Indonesia. With a wealth of experience in both national and international roles, he has made significant contributions to the field of conservation and biodiversity. Professor Supriatna has played pivotal roles in numerous esteemed organizations, including his membership in the Indonesian National Research Council, participation in the Steering Committee on Biodiversity Action Plan at the Ministry of Planning/BAPPENAS, and his tenure as the country director for Conservation International in Indonesia. His extensive and enduring research efforts have resulted in the discovery of several new primate species in Indonesia, such as Tarsius tumpara (unearthed in Siau Island) and Macaca togianus (found in Togean Island), along with the identification of hybrid animals in Sulawesi. As an accomplished scholar, Dr. Supriatna boasts an impressive publication record, including over 15 books and more than 100 articles in prestigious international journals, predominantly focusing on Indonesia’s rich biodiversity and environmental issues. His academic excellence has earned him numerous accolades, including the Officer of the Most Excellent Order of the Golden Ark from His Royal Highness Prince Berhard, the Habibie Award in Natural Science, and the Terry MacManus Award from Conservation International.