Dr. Siti Idayu Hasan is a Senior Lecturer in the Family Health Discipline at the Department of Social and Preventive Medicine, Faculty of Medicine, Universiti Malaya. After completing her PhD, she embarked on a significant journey as a Postdoctoral Research Fellow at UMCAS, collaborating with the International Tobacco Control project team in Canada. Her work focused on measuring the psychosocial and behavioral impact of key national-level policies under the WHO Framework Convention on Tobacco Control (FCTC). She is a Fellow of Hong Kong WHO Collaborating Centre (Tobacco Control) and Committee Member of Scientific Research Tobacco Working Group (WHO FCTC Malaysia). Continuing her career, Dr. Siti Idayu became the Impact Project Manager at UMCares. In this role, she led the development and management of frameworks to monitor, evaluate, and enhance the effectiveness of community-oriented projects. Her efforts have been pivotal in ensuring that these initiatives bring about meaningful and sustainable improvements in society. Dr. Siti Idayu’s current research themes include tobacco control, mental health, and impact evaluation. Her work in tobacco control encompasses projects like Smoking Cessation, Organizing, Planning, and Execution (SCOPE), Generational Endgame (GEG), and the International Tobacco Control (ITC) project. She is also deeply involved in mental health research, aiming to address and mitigate mental health issues within the community. Beyond her research, Dr. Siti Idayu consults in the expanding field of public health, with a particular focus on tobacco control and mental health. She enjoys engaging with the community through health promotion activities, such as the Generational Endgame initiative, conducted in various settings (i.e. workplace, school and public) to raise awareness and drive positive behavioral change. Dr. Siti Idayu's commitment to improving public health is unwavering. Her work is not just about research and academia; it’s about making a tangible difference in the lives of individuals and communities. She believes that through collaborative efforts and a deep-seated commitment to health promotion, we can create a healthier, more resilient future for everyone. Her journey inspires others to join in the mission of bettering our communities and making impactful contributions to public health.