john singer sargent painted and lived it. he cultivated commissions from its rich and became famous for his luscious, flattering society portraits, which is exactly what critics often held against him. >> for a very long time he was, defined by his commissioned works, and he was defined by the people he painted. i think that was very unfair. >> reporter: his reputation, reevaluation. >> john singer sargent, beyond being the most talented and celebrated portrait painter of his day, i think, looking back in time, we could say that he was one of the greatest artists of all time. >> reporter: the evidence-- his much more intimate paintings of people within his own circle, many of them provocative or famous cultural figures. so, with friends and fellow artists, writers, painters, he didn't need to flatter. >> exactly, exactly. he could go deeper and pull out, really profound character traits and very often reveal his feelings about the person. >> reporter: he loved painting other painters painting, singers singing, actors acting.