Calligraphy, as a professional discipline, should be in the 1980s.
In a narrow sense, it should be said that since the 1980s, Nankai University in Tianjin has specially set up calligraphy.
Broadly speaking. Calligraphy, as a science, should be in Wei and Jin Dynasties in ancient China. At that time, no matter officials. Bachelor of ordinary scholars. They all exchange letters in the form of calligraphy. Or writing official documents, are inseparable from calligraphy.
Therefore, calligraphy, as a professional discipline, should be in the 1980s.