HCI International Conference 2011 was held in Orlando, Florida, USA from 11th to 14th of July 2011. Professors and research students (prof. Hyunjeong Kim, Daeeop Kim, Yun-kyung Kim, Sang-su Lee) of id KAIST participated in many categories including oral paper presentation, poster exhibition. Many international universities and companies also participated and appreciated the works of id KAIST.