Samson is the Professor in Mental Health and currently serves as the Dean of Student Affairs at The University of Hong Kong. Prior to his relocation to Hong Kong, he has worked in New Zealand for over 20 years. The corpus of Professor Tse’s research and scholarship is on building knowledge for the human services that support people with severe mental illness (in particular Bipolar Disorders) and those affected by addiction problem (in particular, Problem Gambling) and in turn, to improve the wellbeing of service users, families and caregivers.