Picture shown of nude woman with hands covering part of her breasts. (parentpreviews.com)
They then showed each subject a series of photographs of nude women. (sciencemag.org)
Vanessa Beecroft, known for naked exhibitionism — the use of nude women in many installations — caused an uproar when she splattered naked African immigrants with red paint during last year's Venice Biennale to protest the situation in Darfur. (artnews.com)