We meet Sadie Coles, founder of the eponymous, world-renowned gallery for an insight into how the currents of the art world draw Sadie to different places. She explains how her travel schedule has changed over the years. Plus: Jane Morris, editor at large of ‘The Art Newspaper’, offers a potted recent history of the shifting face of the art market and young curator Lewis Teague Wright explains how his migratory gallery serves a truly purposeful audience.