Martin Parr is one of the best-known documentary photographers of his generation. He published over 100 books and edited another 30. He has curated two photography festivals, Arles in 2004 and Brighton Biennial in 2010. In 2016 Parr curated the Barbican exhibition, Strange and Familiar. He has been a member of the Magnum agency since 1994 and was President from 2013 - 2017. Parr's work has been collected by many major museums. Parr established the Martin Parr Foundation in 2017. Maurizio Cattelan has exhibited internationally in leading institutions and has participated numerous times in the Venice Biennale. He curated the 4th Berlin Biennale with Massimiliano Gioni and Ali Subotnick. Cattelan also founded the art magazines Permanent Food and Charley. Since retiring from art, after the acclaimed 2011 retrospective at the Guggenheim Museum in New York City, he has committed himself to publishing Toiletpaper magazine. Pierpaolo Ferrari is a fashion and advertising photographer and creative researcher. In 2007, he began a collaboration with L'Uomo Vogue which offered him the chance to explore the portrait's potential and radically change its codes. In 2009, he teamed with Maurizio Cattelan to create Toiletpaper.