Dr. Beatriz Grinsztejn is an infectious disease physician and researcher with over 30 years of dedication to HIV prevention and care. She is the Head of the Fiocruz STI/AIDS Clinical Research Laboratory and the Fiotrials Prevention and Therapeutic Clinical Trials Unit, where she leads research focused on advancing the prevention, treatment, and care of HIV, STIs, and emerging infections. Under her leadership, the CTU is affiliated with major international networks, including HPTN and ACTG. Dr. Grinsztejn has served in leadership roles in cutting-edge HIV prevention studies, including HPTN 052, HPTN 083, and implementation research of long-acting injectable agents such as CAB-LA and LEN. She is also the current President of the International AIDS Society (IAS). With a strong foundation in public health and a commitment to social justice, her work focuses on addressing health disparities and improving outcomes for populations at higher vulnerability.