Dr. Rafdzah Binti Ahmad Zaki is a Public Health Medicine Specialist and a Professor in the Department of Social and Preventive Medicine at the Faculty of Medicine, Universiti Malaya. With a wealth of experience and expertise in the field of public health, she has made significant contributions to research, teaching, and administrative duties. Throughout her career, Dr. Rafdzah has demonstrated her dedication to academia and the medical community. Dr. Rafdzah has previously worked at Wirral NHS Trust (Clatterbridge Hospital and Arrowe Park Hospital) in the UK and North Cheshire NHS Trust (Halton General Hospital) in the UK. She has been a valuable member of the University of Malaya since June 2007, serving as a Medical Lecturer and later rising to the position of Professor. Her academic background includes a Doctor of Public Health (DrPH) from the University of Malaya, a Master of Public Health (MPH) from the same institution, and an MBChB from the University of Liverpool, UK. Her doctoral thesis, titled "An Evaluation of Statistical Methods for Determining Agreement and Reliability in Medicine," reflects her commitment to advancing the field of public health through rigorous research. She had received training in Evidence-Based Medicine from the University of Oxford and formal exposure in Clinical Epidemiology from the University Medical Centre Utrecht, Netherlands.  She also attended a workshop on the Mathematical