Sungchul Lee, Ph.D., is a professor at the Department of Computer Science and Engineering, Sun Moon University. He received his Ph.D. in computer science from the University of Nevada, Las Vegas (UNLV), in 2018 under the supervision of Drs. Yoohwan Kim and Ju-yeon Jo. His research expertise includes big data, mobile health, AI, deep learning, blockchain, and web services. He specializes in measuring walking motion using smartphone sensors, and focuses on evaluating human walking patterns to identify relationships between a person's balance and diseases.