[1] The types of images used include photographs, video, paintings, cartoons, graffiti, and advertising, among others.
The meanings and emotions elicited may differ from or supplement those obtained through strict verbal inquiry.
Photo elicitation has been used successfully in a range of studies and is common in participatory research with young children and marginalised communities.
Therefore, photographs may also help to alleviate certain social anxieties that arise when discussing "difficult emotional subjects," such as illness, death, poverty, etc.
Without these sub-sets, sometimes even the most important conclusions of research are empty when it comes to human emotion and expression.