This is what the Barbican Art Gallery in London aims at by exhibiting "artistic responses to issues such as feminism, climate change and human rights [...] voices that are underrepresented in contemporary art". double exhibition The Art of Change these days show pictures of Dorothea Lange (1895 – 1965) and Vanessa Winship (b. 1960) – both of which focus on people from lower strata, poverty and typical working class. See the post here.
Documentary photography can also be problematic. Lange's iconic image of Florence Thompson during the Depression in the United States – then the world's most reproduced image – is an example. The Cherokee woman who sits with her ravaged but steadfast expression, poor in a refugee camp with her children in 1936, stated at the age of 75 in 1978: "That image of me hangs all over the world, but even I never got anything back." In her diary, in contrast, Lange writes about the person portrayed: “She looked as if she knew that my pictures could help her, and therefore. . .