This study investigated teaching perspectives of adult educators at lifelong learning fields in Seoul, Korea. The study used the TPI (Teaching Perspectives Inventory) developed by Dan Pratt and John Collins. The TPI consisted of 45 items questionnaire to express five different teaching perspectives; transmission, apprenticeship, developmental, nurturing, and social reform. These five teaching perspectives are translated based on respondents' action, intention, and beliefs in teaching and learning. This study assessed the teaching perspectives of adult educators and compared teaching perspectives based on respondents' social economic background such as types of school, experience of teacher, educational background, age and gender. The TPI was disseminated 440 adult educators and 269(61.1%) of them were returned. Chi-square and ANOVA were used to compare groups based on age, gender, educational background, position and so on. The most expressed teaching perspectives in the study was apprenticeship(43.5%), and then nurturing (42.8%). The result of the study showed that different teaching perspectives depends on respondents' age, educational background, and level of teaching school.