Assoc. Prof. Mohammad Farris Iman Leong Bin Abdullah is a distinguished Psychiatrist and Medical Lecturer with a profound focus on addiction psychiatry, particularly kratom addiction, and its psychological ramifications. His expertise extends to post-traumatic growth in cancer patients, depressive and anxiety disorders, and the psychological impact of COVID-19. He offers comprehensive treatment for a wide spectrum of psychiatric conditions, including psychotic disorders, bipolar mood disorder, OCD, trauma-related disorders, sleep disorders, personality disorders, ADHD, and various substance dependencies. His commitment to patient care is evident in his establishment and operation of specialized psychospiritual and psychotherapy clinics, complemented by extensive research and numerous publications.