Zhou Tianqiu ( 1514 - 1595 ) was a Chinese painter. Zhou Tianqiu s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 5100 USD for CALLIGRAPHY IN XINGSHU (RUNNING SCRIPT) in 2006 to 485000 USD for CALLIGRAPHY IN RUNNING SCRIPT in 2013 , based on the size and medium of the artwork.