Dr David Lee Dai Wee is a consultant clinical oncologist at the University of Malaya Medical Centre and lecturer at the Faculty of Medicine, University of Malaya. He received his undergraduate medical education at International Medical University (IMU), Malaysia, and subsequently Master of Clinical Oncology at the University of Malaya in 2020. Dr Lee also holds FRCR (Clinical Oncology) since 2022.

He completed a fellowship in experimental therapeutics under guidance of Dr Daniel Tan at the National Cancer Centre Singapore, involving in the conduct of more than 40 early-phase clinical trials. He is the principle investigator for various international multicenter clinical trials, focusing on early-phase studies, thoracic cancers, and head and neck cancers.

Dr Lee is the inaugural recipient of the American Society of Clinical Oncology (ASCO) Leadership Development Program - Asia Pacific award in 2021-2022. He received the ASCO International Development and Education Award (IDEA) in 2024, and IASLC Academy Award 2024. Currently Dr Lee serves in the ASCO Membership Advisory Group, IASLC Multidisciplinary Clinical Science Committee and FARO Council.