Professor Lum is the Henry G. Leong Professor in Social Work and Social Administration. His research interests focus on long-term care, productive aging, environmental gerontology, and geriatric mental health. He is an advisor to the Hong Kong Government on long-term care and has led the development of new assessment instruments and services matching mechanisms for long-term care in Hong Kong. He also advised the Government on the implementation of the community care voucher pilot project that introduced participants directed care to Hong Kong and the implementation of the carers’ allowance pilot schemes that provide cash allowance to low income carers of frail older people and people with disabilities. He also advised the Hong Kong Housing Society to develop its aging-in-place program for older people living in public rental estates. Professor Lum is currently directing the HKJC JoyAge Project that provides innovative step-care intervention for older people with depression; the HKJC Age Friendly City Project that promotes age friendliness in Hong Kong; the GrandMove project that prevents and reverses frailty among older people. Professor Lum is an invited member of two WHO committees on healthy aging and long-term care. Before returning to HK, he was a tenured professor at the University of Minnesota. He was elected as a Fellow of the Gerontological Society of America in 2011 and was awarded the Career Leadership Award by the Association of Gerontology Education in Social Work in 2016. Professor Lum is an editor of the Journal of Aging and Mental Health. He is serving as a member of social welfare committees of several major NGOs and is a member of the Minimum Wage Commission of the Government that sets the minimum wage of Hong Kong.