Samson is the Professor of Mental Health and has been seconded to take up the role as Dean of Student Affairs at HKU since 1 September 2020. The corpus of Professor Tse’s research and scholarship is on building knowledge for the human services that support people with severe mental illness and those affected by addiction problem and in turn, to improve the well-being of service users, families and caregivers. He pursues two primary areas of inquiry: (1) advance knowledge and understanding of psychosocial issues in bipolar disorder and people with problem gambling; (2) undertake recovery-oriented, action-focused research such as Strengths Model Case Management (SMCM) and Peer Support Intervention (PSI) with a high potential for impact on the quality of life of people with mental health challenges. His work makes substantive contributions to HKU’s efforts of “Internationalization, Innovation, and Interdisciplinarity converging to create Impact” and to local communities and beyond. Professor Tse has been appointed to several governmental committees e.g., Mental Health Advisory Committee (Food and Health Bureau), Health and Medical Research Fund- Mental Health Research (Food and Health Bureau), and Research Advisory Group (Narcotics Division, Security Bureau).