Assoc. Prof. Dr. Gokula Kumar Appalanaido is a pioneering Visiting Consultant Radiation Oncologist and Brachytherapist at Penang Adventist Hospital, renowned for his expertise in advanced oncology treatments. As the first Australian (FRANZCR) trained Radiation Oncologist in Malaysia, he excels in head & neck/tongue brachytherapy, liver, gastrointestinal, prostate, and gynecological brachytherapy, alongside IMRT and stereotactic radiotherapy. He pioneered the innovative HyBIRT technique for tongue cancer preservation and is a prolific researcher and President of the Malaysian Brachytherapy Society, frequently invited to speak at international conferences.