Contemporary photography special
The Observer New Review's celebration of a thriving art form
On my radar: Martin Parr’s cultural highlights
What next for photography in the age of Instagram?
The next generation: five leading photographers pick the hottest new talent
How to collect photography, by Laura Noble
The best UK photography galleries chosen by Sean O’Hagan
The best photography books and magazines, chosen by Geoff Dyer and Simon Bainbridge
The best international photography galleries chosen by Brett Rogers
The big picture: Andy Warhol and Diana Vreeland in New York in 1976
Blondie’s Chris Stein: ‘Being in a band is this secret society, like the Masons’
Sri Lanka, the land of the disappeared – a photo essay