Yukiko Nakano is a visiting scholar from April to September in 2019. She is a professor in the Department of Computer and Information Science at Seikei University, Japan, and leading the Intelligent User Interface Laboratory (IUI lab). With the goal of allowing more natural human-computer interaction, she has addressed issues on modeling conversations by analyzing human verbal and nonverbal communicative behaviors, and developing Multimodal Conversational Interfaces based on the empirical models.