This article attempted to explore the establishment process of the Korean Society of Museum Studies(KSOMS) and the main target of academic activities, the achievements of collaboration between the Korean Museum Association(KAM) and the KSOMS, the achievement and analysis of articles and bulletins printed of the KSOMS’s 20 years, the registration of citation index of the Institute of Korean Studies(KCI), the Academic Articles Contest of Traditional Cultural Heritage Studies and Museum Studies, the current assignments of the KSOMS, and sustainable activities of the KSOMS. The KSOMS suggested the proposal for execution of the amendment of the Museum and Art Museum Promotion Law and the Qualification Certification of Curatorship, co-organized the Korea Assembly of Museum Professionals and the Conference of Museum Studies, co-hosted and organized the ICOFOM Symposium of the Seoul ICOM General Conference 2004, and the KMA and the KSOMS have organized the International Conference of the KMA every year. In addition, the KSOMS participated in the centennial anniversary project of the Korea Museum’s establishment, the centennial anniversary of the Korea Museum s opening, has contributed in the amendment of museum instruments and the promotion of academic activities and the education of curatorial staffs, and has leaded to supply, share and utilize the expertise, practical experience, knowhow, etc. through the publication of books on museum studies and the publication of Bakmulgwanhakbo as Journal of Museum Studies to museum workers and experts. In the field of museology and museography, the KSOMS needs to gather the wisdom with citizens, governments, industries, schools, institutes, and groups, to develop standard curriculum for museology to educate the museum professionals as one of the tasks that needs to be done toward a common goal and needs to be used while presenting and complying with standards to enable museum projects and activities to be carried out at the global level.