Agnes Martin
Exhibitionsreview
Top shows to see in New York during Frieze week
From Eva Hesse and Hannah Wilke at Acquavella Galleries to Deana Lawson at the Guggenheim
Art marketnews
A new catalogue raisonné organisation aims to foil fakes in the art market
The membership-based International Catalogue Raisonné Association will offer discounted legal advice and institute an annual conference
Tatearchive
Tate receives US boost as major patrons donate Salle, Steinbach, and Martin
American patrons have recently been very generous to the gallery, with both their art and their funds
Robert Tuttlearchive
Interview with Ambassador Tuttle and Mrs Tuttle: His favourite artist is Francis Bacon, hers is Agnes Martin
The new US ambassador and his wife on a marriage spent collecting