Neil MacGregor

Among these neglected geniuses is the 15th-century painter known only as the Master of the Saint Bartholomew Altarpiece. He may have been Netherlandish or German; he may or may not have been a monk. On stylistic grounds an oeuvre of half a dozen paintings, three of them large altarpieces, are attributed to him, and from them a vivid, if hypothetical, personality can be built up: emotional, compassionate, observant, original, humorous.

Books like A Victim of Anonymity

Your next favorite book is out there