1. From the Department of Brain and Cognitive Sciences, College of Natural Sciences, Seoul National University, Seoul, Korea (Lee, Oh, Suh, Cho, Yoon, Kwon); the Department of Psychiatry, Seoul National University College of Medicine, Seoul, Korea (Lee, Kwon); the Institute of Human Behavioral Medicine, SNU-MRC, Seoul, Korea (Cho, Shin); the Center for Cognition and Sociality, Institute for Basic Science, Daejeon, Korea (Lee); and the Department of Psychiatry, Washington University, St. Louis (Yoon).