Congratulations to Jason Martin for making the 50 under 50 most collectible artists list by ART + AUCTION. “Mining the very plasticity of paint, this 43-year-old Brit renders luminous,seemingly effortless compositions. ‘They are soothing …

David Hockney points out detail of one of his paintings to L.A. Louver Gallery Director, Kimberly Davis at yesterday’s opening. The exhibition brings together nearly 150 of his works at the Guggenheim. (Photo: Reueters)