Artist Devon Dikeou and Berlin dealer Diana Hohenthal und Bergen

From left: Marlborough gallery maestro Tom Cugliani, SF MoMA curator Gary Garrels and Brent Sikkema of Wooster Gardens, New York, with Kara Walker installation

Kara Walker & baby

Australian dealer Sarah Cottier

Marian Goodman, Jill Sussman, Lane Coburn and Jeanne Frielich of Marian Goodman Gallery, New York

London dealer Laure Genillard

Maureen Paley, Interim Art, London

Artist John Armleder

Berlin dealer Tim Neuger

Chicago-bound Seattle dealer Donald Young

New York dealer Friedrich Petzel

Paris dealer Stephane Corréard with Ghada Amer installation

Richard Fauquet, director of Art Concept, Paris, with his wife Frieda Schumann

New York dealers Manuela Mozo and Per Skarstedt

Nicholas Logsdail, Lisson Gallery, London