Kwan Hoong Ng, PhD, DABMP, FIUPESM, received his MSc (medical physics) from the University of Aberdeen and PhD (medical physics) from the University of Malaya, Malaysia. He is certified by the American Board of Medical Physicists. Professor Ng was honoured as one of the top 50 medical physicists in the world by the International Organization of Medical Physics (IOMP) in 2013. He also received the Marie Skłodowska-Curie Award in 2018. He has authored/co-authored over 300 papers in peer-reviewed journals, 40 book chapters and co-edited 15 books.Ngie Min Ung, PhD, FMAMP, MIPEM, MIPM, obtained Bachelor of Biomedical Engineering and Master of Medical Physics from the University of Malaya. He then completed his PhD at the University of Western Australia. Professor Ung is actively involved in medical physics teaching and research activities. To date, he has authored/co-authored over 100 peer-reviewed academic journal papers and supervised more than 10 research PhD and master students to completion.Robin Hill, PhD, FACPSEM, FAIP, MAAPM received an MSc (Medical and Health Physics) from the University of Adelaide and PhD from the University of Sydney. He is actively engaged in radiation oncology medical physics research, teaching and clinical activities including volunteer involvement in IAEA projects and supervising postgraduate students. Dr Hill has authored/co-authored more than 100 papers in peer-reviewed journals and is accredited in radiation oncology medical physics by the ACPSEM.