Training and Association with Sir Joshua Reynolds John Powell lived within the house of Sir Joshua Reynolds, serving as both a pupil and an assistant. This proximity meant his daily life was closely tied to the studio and the habits of his mentor. By 1778, records show him working as Reynolds’s assistant, a position that placed him at the center of a busy, productive environment. He was not merely a student of the brush, but a constant presence in the household. Much of his time was spent recreating the work of his master. Powell was frequently tasked with making reduced copies of Reynolds'…