Cai Yong
Following Cao Pi's death and Cao Rui taking the throne, Zhong Yao was appointed as the Grand Tutor () of Wei in 226. As a student of Cai Yong, a famous calligrapher, he also contributed to the development of standard script (kaishu), and is known as the "father of standard script". His famous works include the "Xuanshi Biao" (), "Jianjizhi Biao" (), and "Liming Biao" (), which survive through handwritten copies, including by Wang Xizhi. Qiu Xigui (2000, p. 143) describes the script in Zhong's "Xuanshi Biao" as: