By Staatliche Museen zu Berlin 

By Olivier Berggruen 

By Anne Lemonnier 

By Rosalind Ormiston 

By Catherine Daunt 

By Gavin Parkinson 

By Pascal Bonafoux 

By Magrit Bernhard 

By Thomas Stevens 

By Dr Julian Beecroft 

By Moritz Kng 

By Sarah Vowles 

By Luigi Ficacci 

By Raymond Pettibon 

By Jos Parl 

By Papapetrou Polixeni 

By Paul Gravett 

By Jennifer Bornstein 

By Anton Vidokle 

By Ptolemy Mann 

By Birgit Hopfener 

By Claudia Zeff 

By Sir Quentin Blake 

By Judy Millar