So Sin graduated from St Loye's School of  Occupational Therapy, Exeter, UK in 1998. She has 15 years of clinical experience in Singapore, particularly in the field of mental health and has worked across acute, rehab and community mental health settings, before moving on to to teaching at the occupational therapy program at Nanyang Polytechnic (NYP), Singapore in 2012. She has worked in specialized areas such as early psychosis intervention program, post-traumatic stress disorder program, liaison psychiatry and disaster mental health.

So Sin was also the associate faculty and lecturer in the counselling course in Singapore University of Social Sciences (SUSS), previously under Singapore Institute of Management (SIM) from 2009-2017. She has also designed a blended learning course for SUSS in 2017.

• Maternal and child mental health; Mother child co-occupation
• Cognitive dysfunction
• Group dynamics
• Disaster mental health, resiliency and post-traumatic grwoth
• Community mental health
• Use of creative arts in occupational therapy
• Disaster mental health, resiliency and post-traumatic growth
• Development of assessment tools in the area of mental health
• Use of psychodyanamic perspectives in occupational therapy
• Use of psychotherapy in occupational therapy