Dr. Ali's research focuses on empowering family and community members to be agents of health promotion and NCD prevention and management, particularly through lifestyle and dietary behavioral change, and more generally on better understanding and leveraging the powerful role of interpersonal networks and social-behavioral dynamics in health. He explores innovative, community-driven strategies to improve health outcomes, including the use of digital platforms such as mHealth and social media to engage and support these efforts. His work also examines the complex socio-ecological factors that shape dietary behaviors and cardiovascular health, with an emphasis on health equity and community engagement, particularly among immigrant communities in high-income countries and populations in low- and middle-income countries.

With strong mixed-methods training, Dr. Ali has particular expertise in novel qualitative methodologies (including visual and mapping-based approaches), quantitative and qualitative analysis of dyadic data, egocentric social network analysis, and longitudinal cohort study analyses. His research spans the United States, East, South, and Southeast Asia, and Australia, covering topics such as social and family dynamics, program evaluation, food environments, and digital health interventions. Through interdisciplinary collaborations, Dr. Ali strives to develop pragmatic, culturally tailored public health strategies that create meaningful, sustainable impact at both the community and systems levels.