Dr Ali Chaari is a biochemist and molecular life scientist whose research addresses fundamental and translational questions at the interface of protein misfolding/amyloid biology and gut microbiome science, with relevance to metabolic and neurodegenerative disease. He has led and contributed to funded projects as Principal and Co-Investigator, and his work spans mechanistic studies of aggregation-prone peptides alongside applied investigations of microbial signatures and modulation in metabolic and inflammatory conditions. Dr Chaari is committed to capacity building through multidisciplinary collaborations across Qatar, the wider region, and international partners, creating training pathways and high-quality research outputs. He also provides scientific leadership through professional society service, including as Secretary of the ACS Qatar Chapter and as Academic Advisor for establishing an ACS Biot chapter to expand biotechnology-focused opportunities for students across the MENA region. In education, he delivers research-informed biochemistry and laboratory teaching for premedical learners and has led curriculum innovation through a Premedical Virtual Reality initiative scaled across multiple courses. He further supports research quality through editorial and peer-review service for international journals, including ACS publications.