许俊教授Prof. Jun Xu（1960—), Associate Dean of Chinese School，a Supervisor of Master’s Degree Candidates and a former Associate Dean of the Graduate School at the Chinese National Academy of Arts，a Guest Professor of Chinese Painting School at China Central Academy of Fine Arts，Vice President of Chinese Heavy Colored Drawing Research Society，Director of the Chinese Painting Study Association. He has published more than 10 academic works. He was the Editor in Chief of Classified Selected Works of Dunhuang Frescoes，and the author of Technique of Blue Green Mountain and River Painting. Some of his works were collected by the National Art Museum of China，Beijing Art Museum，China Central Academy of Fine Arts，China National Academy of Art，Tower of Violet Light of Sea Palaces of the General Office of the State Council，and so on.