Susan So is the Director of Hong Kong Society for the Protection of Children, which is one of pioneers in child care services since 1926. HKSPC provides child care, early education and enhance social development of children, is dedicated to partner with parents to build a good foundation for children in their lifelong learning and development and has a special interest to protect vulnerable or deprived children and promote their welfare.

Susan is a social worker and a family therapist that has over 30 years of experience in direct practice, training and management for children, youth and family services. She is active in professional as well as policy issues and has been an active advocate on policy and social issues that affect children and families.

香港大學內外全科醫學士；英國皇家婦產科醫學院院士；愛爾蘭皇家醫學院兒科文憑；香港大學公共行政學碩士。曾在瑪麗醫院及贊育醫院婦產科工作，隨後在醫院事務處任職首席醫官，一九九二年加入醫院管理局，擔任高級行政經理(醫務)。一九九五年出任香港家庭計劃指導會執行總監，致力將家庭計劃及節育服務擴展至生殖與性健康的範疇上。范醫生擔任多個有關健康、愛滋病、及人口政策的政府咨詢委員會的成員，並身兼香港大學名譽臨床醫學副教授以擔任臨床教學的工作。二零零零年獲頒香港十大傑出青年，二零一三年獲委任為太平紳士。