Dr. Nasir is a senior lecturer and researcher at the Faculty of Public Health, Hasanuddin University, Makassar. He has conducted research on various issues related to drug use and HIV-AIDS in Indonesia, including the social context of HIV risk-taking behaviors among young people who inject drugs in low-income neighborhoods in Makassar. He obtained his bachelor degree in medical sciences from Faculty of Medicine, Hasanuddin University, his master’s degree and Ph.D. from the School of Population and Global Health, University of Melbourne, Australia. He has been involved in drug use and HIV prevention programs in Indonesia since the mid-1990s. Besides publishing articles in international academic journals, Dr. Nasir frequently writes essays for Indonesian and international media targeting the general public. He also serves as a vice president of the Indonesian Young Academy of Sciences (ALMI), whose mission is to empower mid-career scientists for building a strong science community in Indonesia.