Dr. Pao-Chi Chang received B.S. and M.S. degrees from National Chiao Tung University, Taiwan, and an Ph. D. degree from Stanford University, California, all in electrical engineering. From 1986 to 1993, he was a research staff member of the department of communications at IBM T. J. Watson Research Center, Hawthorne, New York. In 1993, Dr. Chang joined the faculty of National Central University, Taiwan. He established and has headed the Video-Audio Processing Laboratory (VAPLab) in the Electrical Engineering Department and Communication Department of National Central University since. In 2022, he transferred from a full-time Professor to an Adjunct Professor in the Department of Communication Engineering. Dr. Chang has been the principle investigator for many joint projects with the government and many commercial companies. His research interests include speech/audio coding, video/image compression, digital watermarking and data hiding, multimedia communication, deep learning, and multimedia retrieval.