When Sotheby’s and Christie’s Diverged in Contemporary Evening Sales May 15, 2014 by Marion Maneker ArtTactic has a convenient chart to see where the two auction houses began to diverge in the crucial Contemporary Art category. It all began in 2010 but accelerated in 2013. More from Art Market MonitorThe Original Playboy's RetrospectiveGeorgina Adam: Getty Gets Chinese Cont. PhotosComplaining About the Picasso Record, Part 1Artelligence for May 2, 2018Sotheby's Am Paintings = $27.1mThank You to Our Sponsors