Issues and Trends in Interdisciplinary Behavior and Social Science contains papers presented at the 6th International Congress on Interdisciplinary Behavior and Social Science 2017 (ICIBSoS 2017), held 16--17 December 2017 in Yogyakarta, Indonesia. The contributions cover every discipline in all fields of social science, and discuss many current trends and issues being faced by 21st century society especially in Southeast Asia. Topics include literature, family culture studies, behavior studies, psychology and human development, religion and values, religious coping, social issues such as urban poverty and juvenile crisis, driving behavior, well-being of women, career women, career performance, job stress, happiness, social adjustment, quality of life among patients, the cosmetics business, etc. The issues are discussed using scientific quantitative or qualitative methods from different academic viewpoints.