Which great calligrapher in the Eastern Jin Dynasty studied calligraphy with Wei Shuo when he was young?

Wang Xizhi, a great calligrapher in the Eastern Jin Dynasty, studied calligraphy with Wei Shuo when he was young. At that time, Wei Shuo's calligraphy was highly respected by famous artists and was very famous. Taichang Wang Ce has a son named Wang Xizhi, who is seven years old. He likes calligraphy very much, so he found Wei Shuo and asked her to teach his son calligraphy. Wei Shuo saw that Wang Xizhi was smart, studious and highly savvy, so he agreed.