Mario Cascio is a person who has been living with HIV for over 35 years. He is currently the Program Chair for Quality of Life for the European AIDS Treatment Group (EATG) and a member of the steering committee of the HIV Outcomes Initiative, advocating to improve the health-related quality of life of all people living with HIV, promoting innovative approaches to care and clinical and policy changes. And is also a member of the NLO (nobody left outside) initiative, advocating to improve healthcare access for underserved communities, at higher risk of poor health and often in highly vulnerable situations.