With over 16 years of extensive experience, the expert has carved a niche in mixed-methods research across social, behavioral, and health sciences. The expert has passionately contributed to both local and international projects, particularly in global and humanitarian health, digital innovations, health systems, and resilience. Their work with esteemed organizations such as the World Health Organization, Acas, and the World Bank has cemented their role as a key collaborator in implementing impactful projects. The primary sectors of expertise encompass evaluations in complex contexts, palliative care, and digital health. Notably, the expert's leadership in research designs and evaluation has driven influential policy changes. A published author, the expert's technical prowess spans evaluation of interventions, evidence synthesis, user-centered research, and ethical considerations in decision-making. Recognized globally, the expert's achievements include editing significant WHO documents that reached over 67,000 stakeholders, and influencing statutory guidelines under Acas. Integral to their methodology are both quantitative and qualitative approaches, where they adopt a user-centric lens, often engaging vulnerable populations. The expert continues to mentor globally, imparting substantial guidance in leveraging data-driven insights for global health advancements.