We attended the HCI 2012 Conference Korea held in Alpensia Resort on January 11-13, 2012. Yong-Jae and Sang-Chae presented a paper titled "Analyzing the Patterns of Switching and Clustering on CFT Data Using Hidden Markov Model" (authored by Yong-Jae Lee, Hee-Jin Lee, Maria Wolters, and Prof. Park) and a paper titled "Age Prediction from Korean Tweets with Style-Based Feature Analysis" (authored by Sang-Chae Kim and Prof. Park), respectively.