He leads the education, research, and innovation mission of the School and has greatly contributed to its growth and advancement, propelling it to be one of the top engineering programs in the nation.

As one of the most influential experts in multimedia, computer vision, and artificial intelligence, his research has led to development of innovative image search tools, which have been used by major media companies and law enforcement agencies in fighting online human trafficking crimes. He has also launched AI tools for online disinformation detection and attribution.

Dean Chang is a Member of the National Academy of Engineering, a Fellow of the National Academy of Inventors, the American Association for the Advancement of Science, the Association for Computing Machinery, and IEEE, and an elected member of Academia Sinica. He received an Honorary Doctorate from the University of Amsterdam and the Great Teacher Award from the Society of Columbia Graduates.