The Management and Governance of Thai Social Security Office (SSO) are the focus of the following three issues to be researched by mixed methodology: 1) he Social Security Fund is an effective fund; 2) The Social Security administered based on Good Governance principles; and 3) Individuals with different personal variables have different opinions on the management and governance Social Security Office. The research will mainly apply to the benefits of insured workers as defined in Article 33 of the Social Security Act, although conclusions will ...