Hyeong-taek Lim

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About

Hyeong-taek Lim is a pioneering researcher in human-robot interaction (HRI), with a focus on how a robot’s physical design and behavioral cues shape human perception and communication. His most cited work, “The effect of robot's behavior vs. appearance on communication with humans” (2011, 20 citations), is a landmark study that systematically disentangles the influence of a robot’s appearance from its voice and gestures. Through a between-subjects experiment with four conditions, Lim demonstrated that both appearance and behavior are critical in determining whether a robot is perceived as machine-like or human-like—a foundational insight for designing socially acceptable robots. This research has informed subsequent work in social robotics, emphasizing that effective HRI requires a harmonious integration of form and function. Lim’s contributions are especially valuable for students and researchers seeking to understand the nuanced interplay between a robot’s physical embodiment and its communicative actions, offering a clear, evidence-based framework for creating more intuitive and engaging robotic companions.