It took root in New York in the 60s and 70s with compelling images of street life that captured the heart of the city. But anxieties about privacy, terrorism, and paedophilia have conspired to make the art of street photography ever more difficult. Sean O'Hagan recalls the movement's heyday and charts today's pioneers
IN THE GUARDIAN
Performance Art, Photography and Video I N T E R M E D I A / PHOTOGRAPHY at Cornell College
