Mamun Al Mahtab is a notable hepatologist, medical scientist, author, and columnist from Bangladesh. With an impressive portfolio of 290 publications in national and international peer-reviewed journals, Dr. Mahtab currently serves as the Head of the Division of Interventional Hepatology at Bangabandhu Sheikh Mujib Medical University (BSMMU). Dr. Mahtab plays a crucial role in medical research and development. He leads the clinical study of the Bangladesh-developed SARS-CoV-2 mRNA candidate, GBPD060. Additionally, he serves as the lead researcher for NASVAC's Phase I/II and III clinical studies. Notably, his discovery of NASVAC earned him the prestigious 'Premio Nacional' award from the Cuban Academy of Sciences in 2019. Apart from his research endeavors, Dr. Mahtab actively organizes awareness programs on liver diseases throughout Bangladesh. He is also credited with inventing the NASVAC drug, which aims to provide an affordable and effective solution for Hepatitis B to the masses in Bangladesh.