With a sharp eye and saturated colours, Parr’s photographs revealed the world in all its eccentric glory. Here, his friends, peers and collaborators pay tribute to a master

Grayson Perry, artist
I’ve never really been a fanboy, but the first time I saw Martin Parr I ran up and drunkenly hugged him. I said: “I love you Martin Parr!” I couldn’t help it. He was a hero of mine. And over the years he became my best artist friend.