Jeonghyeun Chae is a Ph.D. student in the ICM Lab. He majored in Architectural Engineering for his bachelor's degree at Yonsei University. He joined the ICM lab in 2018 as an undergraduate research assistant and conducted a research study about measuring the level of stress by using physiological sensors such as EEG and EDA. Currently, he is interested in human and psychological factors that can impact safety performance on construction sites. He loves to listen and compose music with groovy rhythm, delightful, and complicated melody.