Important street photographers included Helen Levitt, who documented subjects such as underprivileged children and young African Americans.
Evaluators also documented subjects' chronic medical conditions, health behaviours, and living status.
The young photographers also documented subjects related to water, poverty, post-conflict issues and the right to play.
Leo himself became fascinated with the immersionist coup of documenting subjects unaware of their own delusion.
Over his decades-long career, he's created a visual language all his own, often documenting subjects on the outskirts of society in South Africa.
We evaluated this possibility by documenting subjects' entire work history: none have worked in industries with known PCB risks.
Routine systemic medications used by the subjects were documented and subjects with a change in the systemic medications during the study period would be excluded.
Informed consent was documented through subject signature on the approved consent document.
The first draft is a Web document, subject to endless annotation.
