CHARLOTTE, NC.- Love a good mystery? A new exhibition at the Mint Museum of Art contains the elements of an art history whodunit—a carefully crafted forgery, a persistent art scholar and a painting thought to be lost for more than 100 years—while taking the viewer behind the scenes of museum life. The exhibition, "Identity Theft: How a Cropsey Became a Gifford", is on view November 21, 2009 through March 27, 2010. Identity Theft centers around one of the Mint’s most important Hudson River School paintings, "Indian Summer in the White Mountains" by Sanford Robinson Gifford. For more than 50 years and despite questions raised by art scholars, this painting was attributed to Jasper Francis Cropsey and titled "Mount Washington from Lake Sebago", Maine, based on Cropsey’s apparently original signature and date in the lower left corner of the painting. Conservation work in 2003 revealed a Gifford signature and a