Dr Chan received a Master degree in Education and Counseling, and Doctoral degrees in counseling psychology and clinical psychology. He is an experienced therapist of family, marriage, sex, mental health, domestic violence, group and rehabilitation, a counselor for children with behavioral problems, and a registered social worker. Besides, he is an AAMFT (marriage and family) Approved Supervisor, EAP Consultant and Career and Employment Counselor. He has wide teaching, practitioner and curriculum development experience in Canada and Hong Kong. He is also an experienced therapist for 26 years including Critical Incident Debriefing: sudden death, suicide, car accidents, industrial accidents, natural disasters, crisis in hospitals; attained Certificate of Critical Incident Debriefing (Basic and Advance), Nova and Mitchell models; awarded Approved supervisor of America Association for Marriage and Family Therapy (Ontario, USA).